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131300011 = 1131161947
BaseRepresentation
bin1111101001101…
…11101010101011
3100011001201202101
413310313222223
5232103100021
621010114231
73153013603
oct764675253
9304051671
10131300011
116812a707
1237b7b977
132128241b
141361bc03
15b7d8a91
hex7d37aab

131300011 has 4 divisors (see below), whose sum is σ = 132462072. Its totient is φ = 130137952.

The previous prime is 131299997. The next prime is 131300047. The reversal of 131300011 is 110003131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110003131 = 715714733.

It is a cyclic number.

It is not a de Polignac number, because 131300011 - 25 = 131299979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131300111) 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, 580861 + ... + 581086.

It is an arithmetic number, because the mean of its divisors is an integer number (33115518).

Almost surely, 2131300011 is an apocalyptic number.

131300011 is a deficient number, since it is larger than the sum of its proper divisors (1162061).

131300011 is a wasteful number, since it uses less digits than its factorization.

131300011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162060.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 131300011 is about 11458.6216884929. The cubic root of 131300011 is about 508.2627175102.

Adding to 131300011 its reverse (110003131), we get a palindrome (241303142).

The spelling of 131300011 in words is "one hundred thirty-one million, three hundred thousand, eleven".

Divisors: 1 113 1161947 131300011