84473922931 has 2 divisors, whose sum is σ = 84473922932. Its totient is φ = 84473922930.

The previous prime is 84473922919. The next prime is 84473922943. The reversal of 84473922931 is 13922937448.

It is a balanced prime because it is at equal distance from previous prime (84473922919) and next prime (84473922943).

It is a cyclic number.

It is not a de Polignac number, because 84473922931 - 2⁹ = 84473922419 is a prime.

It is a super-2 number, since 2×84473922931² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84473922961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42236961465 + 42236961466.

It is an arithmetic number, because the mean of its divisors is an integer number (42236961466).

Almost surely, 2^84473922931 is an apocalyptic number.

84473922931 is a deficient number, since it is larger than the sum of its proper divisors (1).

84473922931 is an equidigital number, since it uses as much as digits as its factorization.

84473922931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 52.

The spelling of 84473922931 in words is "eighty-four billion, four hundred seventy-three million, nine hundred twenty-two thousand, nine hundred thirty-one".