113545307251 has 8 divisors (see below), whose sum is σ = 114505813520. Its totient is φ = 112588019712.

The previous prime is 113545307179. The next prime is 113545307269. The reversal of 113545307251 is 152703545311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113545307251 - 2⁹ = 113545306739 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 113545307251.

It is not an unprimeable number, because it can be changed into a prime (113545337251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733806 + ... + 874963.

It is an arithmetic number, because the mean of its divisors is an integer number (14313226690).

Almost surely, 2^113545307251 is an apocalyptic number.

113545307251 is a deficient number, since it is larger than the sum of its proper divisors (960506269).

113545307251 is a wasteful number, since it uses less digits than its factorization.

113545307251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609365.

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 113545307251 in words is "one hundred thirteen billion, five hundred forty-five million, three hundred seven thousand, two hundred fifty-one".