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130522601 = 1111865691
BaseRepresentation
bin1111100011110…
…01110111101001
3100002121020100102
413301321313221
5231403210401
620541315145
73143265236
oct761716751
9302536312
10130522601
1167749620
1237865ab5
132106c611
141349878d
15b6d356b
hex7c79de9

130522601 has 4 divisors (see below), whose sum is σ = 142388304. Its totient is φ = 118656900.

The previous prime is 130522597. The next prime is 130522607. The reversal of 130522601 is 106225031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 106225031 = 119656821.

It is a cyclic number.

It is not a de Polignac number, because 130522601 - 22 = 130522597 is a prime.

It is a super-2 number, since 2×1305226012 = 34072298743610402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130522607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5932835 + ... + 5932856.

It is an arithmetic number, because the mean of its divisors is an integer number (35597076).

Almost surely, 2130522601 is an apocalyptic number.

130522601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

130522601 is a deficient number, since it is larger than the sum of its proper divisors (11865703).

130522601 is a wasteful number, since it uses less digits than its factorization.

130522601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11865702.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 130522601 is about 11424.6488348658. The cubic root of 130522601 is about 507.2576124176.

Adding to 130522601 its reverse (106225031), we get a palindrome (236747632).

The spelling of 130522601 in words is "one hundred thirty million, five hundred twenty-two thousand, six hundred one".

Divisors: 1 11 11865691 130522601