113505930 has 24 divisors (see below), whose sum is σ = 295115652. Its totient is φ = 30268224.

The previous prime is 113505929. The next prime is 113505941. The reversal of 113505930 is 39505311.

It can be written as a sum of positive squares in 2 ways, for example, as 106069401 + 7436529 = 10299^2 + 2727^2 .

It is a super-2 number, since 2×113505930² = 25767192290329800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113505894 and 113505903.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 630499 + ... + 630678.

Almost surely, 2^113505930 is an apocalyptic number.

113505930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113505930 is an abundant number, since it is smaller than the sum of its proper divisors (181609722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113505930 is a wasteful number, since it uses less digits than its factorization.

113505930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261190 (or 1261187 counting only the distinct ones).

The product of its (nonzero) digits is 2025, while the sum is 27.

The square root of 113505930 is about 10653.9161813861. The cubic root of 113505930 is about 484.1792616263.

The spelling of 113505930 in words is "one hundred thirteen million, five hundred five thousand, nine hundred thirty".