70108432931 has 2 divisors, whose sum is σ = 70108432932. Its totient is φ = 70108432930.

The previous prime is 70108432789. The next prime is 70108432957. The reversal of 70108432931 is 13923480107.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70108432931 is a prime.

It is a super-2 number, since 2×70108432931² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (70108432631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35054216465 + 35054216466.

It is an arithmetic number, because the mean of its divisors is an integer number (35054216466).

Almost surely, 2^70108432931 is an apocalyptic number.

70108432931 is a deficient number, since it is larger than the sum of its proper divisors (1).

70108432931 is an equidigital number, since it uses as much as digits as its factorization.

70108432931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 70108432931 in words is "seventy billion, one hundred eight million, four hundred thirty-two thousand, nine hundred thirty-one".