113509124475 has 48 divisors (see below), whose sum is σ = 201120675072. Its totient is φ = 56341042560.

The previous prime is 113509124461. The next prime is 113509124497. The reversal of 113509124475 is 574421905311.

It is not a de Polignac number, because 113509124475 - 2⁷ = 113509124347 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 825397 + ... + 953046.

It is an arithmetic number, because the mean of its divisors is an integer number (4190014064).

Almost surely, 2^113509124475 is an apocalyptic number.

113509124475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113509124475 is a deficient number, since it is larger than the sum of its proper divisors (87611550597).

113509124475 is a wasteful number, since it uses less digits than its factorization.

113509124475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778516 (or 1778511 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 113509124475 in words is "one hundred thirteen billion, five hundred nine million, one hundred twenty-four thousand, four hundred seventy-five".