80864023 has 2 divisors, whose sum is σ = 80864024. Its totient is φ = 80864022.

The previous prime is 80864009. The next prime is 80864029. The reversal of 80864023 is 32046808.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80864023 - 2⁹ = 80863511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80864029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40432011 + 40432012.

It is an arithmetic number, because the mean of its divisors is an integer number (40432012).

Almost surely, 2^80864023 is an apocalyptic number.

80864023 is a deficient number, since it is larger than the sum of its proper divisors (1).

80864023 is an equidigital number, since it uses as much as digits as its factorization.

80864023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 80864023 is about 8992.4425491632. The cubic root of 80864023 is about 432.4326209536.

The spelling of 80864023 in words is "eighty million, eight hundred sixty-four thousand, twenty-three".