31080967 has 2 divisors, whose sum is σ = 31080968. Its totient is φ = 31080966.

The previous prime is 31080943. The next prime is 31080977. The reversal of 31080967 is 76908013.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31080967 - 2⁷ = 31080839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31080937) 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, 15540483 + 15540484.

It is an arithmetic number, because the mean of its divisors is an integer number (15540484).

Almost surely, 2^31080967 is an apocalyptic number.

31080967 is a deficient number, since it is larger than the sum of its proper divisors (1).

31080967 is an equidigital number, since it uses as much as digits as its factorization.

31080967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 31080967 is about 5575.0306725614. The cubic root of 31080967 is about 314.4113201308.

The spelling of 31080967 in words is "thirty-one million, eighty thousand, nine hundred sixty-seven".