113031693 has 12 divisors (see below), whose sum is σ = 169315328. Its totient is φ = 75354300.

The previous prime is 113031689. The next prime is 113031701. The reversal of 113031693 is 396130311.

It is not a de Polignac number, because 113031693 - 2² = 113031689 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113031493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232333 + ... + 232818.

Almost surely, 2^113031693 is an apocalyptic number.

It is an amenable number.

113031693 is a deficient number, since it is larger than the sum of its proper divisors (56283635).

113031693 is an frugal number, since it uses more digits than its factorization.

113031693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465166 (or 465154 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 113031693 is about 10631.6364215487. The cubic root of 113031693 is about 483.5040068938.

It can be divided in two parts, 11303 and 1693, that added together give a square (12996 = 114²).

The spelling of 113031693 in words is "one hundred thirteen million, thirty-one thousand, six hundred ninety-three".