31113496 has 8 divisors (see below), whose sum is σ = 58337820. Its totient is φ = 15556744.

The previous prime is 31113487. The next prime is 31113497. The reversal of 31113496 is 69431113.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31113497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1944586 + ... + 1944601.

Almost surely, 2^31113496 is an apocalyptic number.

It is an amenable number.

31113496 is a deficient number, since it is larger than the sum of its proper divisors (27224324).

31113496 is a wasteful number, since it uses less digits than its factorization.

31113496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3889193 (or 3889189 counting only the distinct ones).

The product of its digits is 1944, while the sum is 28.

The square root of 31113496 is about 5577.9472926875. The cubic root of 31113496 is about 314.5209683700.

The spelling of 31113496 in words is "thirty-one million, one hundred thirteen thousand, four hundred ninety-six".