113102523 has 48 divisors (see below), whose sum is σ = 179262720. Its totient is φ = 68494272.

The previous prime is 113102501. The next prime is 113102533. The reversal of 113102523 is 325201311.

It is not a de Polignac number, because 113102523 - 2¹⁴ = 113086139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113102496 and 113102505.

It is not an unprimeable number, because it can be changed into a prime (113102533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 498136 + ... + 498362.

It is an arithmetic number, because the mean of its divisors is an integer number (3734640).

Almost surely, 2^113102523 is an apocalyptic number.

113102523 is a deficient number, since it is larger than the sum of its proper divisors (66160197).

113102523 is a wasteful number, since it uses less digits than its factorization.

113102523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 113102523 is about 10634.9669957175. The cubic root of 113102523 is about 483.6049798657.

Adding to 113102523 its reverse (325201311), we get a palindrome (438303834).

The spelling of 113102523 in words is "one hundred thirteen million, one hundred two thousand, five hundred twenty-three".