113251563 has 24 divisors (see below), whose sum is σ = 173515680. Its totient is φ = 71026560.

The previous prime is 113251559. The next prime is 113251573. The reversal of 113251563 is 365152311.

It is not a de Polignac number, because 113251563 - 2² = 113251559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113251573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8143 + ... + 17111.

It is an arithmetic number, because the mean of its divisors is an integer number (7229820).

Almost surely, 2^113251563 is an apocalyptic number.

113251563 is a deficient number, since it is larger than the sum of its proper divisors (60264117).

113251563 is a wasteful number, since it uses less digits than its factorization.

113251563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9059 (or 9056 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 113251563 is about 10641.9717627891. The cubic root of 113251563 is about 483.8173089044.

The spelling of 113251563 in words is "one hundred thirteen million, two hundred fifty-one thousand, five hundred sixty-three".