80976923 has 2 divisors, whose sum is σ = 80976924. Its totient is φ = 80976922.

The previous prime is 80976913. The next prime is 80976943. The reversal of 80976923 is 32967908.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80976923 - 2¹⁰ = 80975899 is a prime.

It is not a weakly prime, because it can be changed into another prime (80976913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40488461 + 40488462.

It is an arithmetic number, because the mean of its divisors is an integer number (40488462).

Almost surely, 2^80976923 is an apocalyptic number.

80976923 is a deficient number, since it is larger than the sum of its proper divisors (1).

80976923 is an equidigital number, since it uses as much as digits as its factorization.

80976923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 80976923 is about 8998.7178531166. The cubic root of 80976923 is about 432.6337773211.

The spelling of 80976923 in words is "eighty million, nine hundred seventy-six thousand, nine hundred twenty-three".