31838456963 has 2 divisors, whose sum is σ = 31838456964. Its totient is φ = 31838456962.

The previous prime is 31838456929. The next prime is 31838457023. The reversal of 31838456963 is 36965483813.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31838456963 - 2¹⁸ = 31838194819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31838456899 and 31838456908.

It is not a weakly prime, because it can be changed into another prime (31838456263) 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, 15919228481 + 15919228482.

It is an arithmetic number, because the mean of its divisors is an integer number (15919228482).

Almost surely, 2^31838456963 is an apocalyptic number.

31838456963 is a deficient number, since it is larger than the sum of its proper divisors (1).

31838456963 is an equidigital number, since it uses as much as digits as its factorization.

31838456963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11197440, while the sum is 56.

The spelling of 31838456963 in words is "thirty-one billion, eight hundred thirty-eight million, four hundred fifty-six thousand, nine hundred sixty-three".