113205051 has 6 divisors (see below), whose sum is σ = 163518420. Its totient is φ = 75470028.

The previous prime is 113205047. The next prime is 113205061. The reversal of 113205051 is 150502311.

It is not a de Polignac number, because 113205051 - 2² = 113205047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113205031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6289161 + ... + 6289178.

It is an arithmetic number, because the mean of its divisors is an integer number (27253070).

Almost surely, 2^113205051 is an apocalyptic number.

113205051 is a deficient number, since it is larger than the sum of its proper divisors (50313369).

113205051 is a wasteful number, since it uses less digits than its factorization.

113205051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12578345 (or 12578342 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 113205051 is about 10639.7862290555. The cubic root of 113205051 is about 483.7510658390.

Adding to 113205051 its reverse (150502311), we get a palindrome (263707362).

The spelling of 113205051 in words is "one hundred thirteen million, two hundred five thousand, fifty-one".