31113059 has 2 divisors, whose sum is σ = 31113060. Its totient is φ = 31113058.

The previous prime is 31113029. The next prime is 31113073. The reversal of 31113059 is 95031113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31113059 - 2⁸ = 31112803 is a prime.

It is not a weakly prime, because it can be changed into another prime (31113029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15556529 + 15556530.

It is an arithmetic number, because the mean of its divisors is an integer number (15556530).

Almost surely, 2^31113059 is an apocalyptic number.

31113059 is a deficient number, since it is larger than the sum of its proper divisors (1).

31113059 is an equidigital number, since it uses as much as digits as its factorization.

31113059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405, while the sum is 23.

The square root of 31113059 is about 5577.9081204337. The cubic root of 31113059 is about 314.5194958439.

The spelling of 31113059 in words is "thirty-one million, one hundred thirteen thousand, fifty-nine".