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12534101 = 47266683
BaseRepresentation
bin101111110100…
…000101010101
3212120210112222
4233310011111
511202042401
61124352125
7211352366
oct57640525
925523488
1012534101
117091068
124245645
13279b138
141943b6d
151178c1b
hexbf4155

12534101 has 4 divisors (see below), whose sum is σ = 12800832. Its totient is φ = 12267372.

The previous prime is 12534089. The next prime is 12534107. The reversal of 12534101 is 10143521.

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: 10143521 = 79128399.

It is a cyclic number.

It is not a de Polignac number, because 12534101 - 26 = 12534037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12534101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12534107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133295 + ... + 133388.

It is an arithmetic number, because the mean of its divisors is an integer number (3200208).

Almost surely, 212534101 is an apocalyptic number.

It is an amenable number.

12534101 is a deficient number, since it is larger than the sum of its proper divisors (266731).

12534101 is an equidigital number, since it uses as much as digits as its factorization.

12534101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266730.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 12534101 is about 3540.3532309644. The cubic root of 12534101 is about 232.2902938173.

Adding to 12534101 its reverse (10143521), we get a palindrome (22677622).

The spelling of 12534101 in words is "twelve million, five hundred thirty-four thousand, one hundred one".

Divisors: 1 47 266683 12534101