113556060551 has 4 divisors (see below), whose sum is σ = 113559413472. Its totient is φ = 113552707632.

The previous prime is 113556060523. The next prime is 113556060619. The reversal of 113556060551 is 155060655311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 155060655311 = 149 ⋅1040675539.

It is a cyclic number.

It is not a de Polignac number, because 113556060551 - 2³⁰ = 112482318727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113556060521) 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, 1625135 + ... + 1693568.

It is an arithmetic number, because the mean of its divisors is an integer number (28389853368).

Almost surely, 2^113556060551 is an apocalyptic number.

113556060551 is a deficient number, since it is larger than the sum of its proper divisors (3352921).

113556060551 is an equidigital number, since it uses as much as digits as its factorization.

113556060551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352920.

The product of its (nonzero) digits is 67500, while the sum is 38.

The spelling of 113556060551 in words is "one hundred thirteen billion, five hundred fifty-six million, sixty thousand, five hundred fifty-one".