80373863 has 2 divisors, whose sum is σ = 80373864. Its totient is φ = 80373862.

The previous prime is 80373859. The next prime is 80373919. The reversal of 80373863 is 36837308.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80373863 - 2² = 80373859 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80373823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40186931 + 40186932.

It is an arithmetic number, because the mean of its divisors is an integer number (40186932).

Almost surely, 2^80373863 is an apocalyptic number.

80373863 is a deficient number, since it is larger than the sum of its proper divisors (1).

80373863 is an equidigital number, since it uses as much as digits as its factorization.

80373863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 80373863 is about 8965.1471265116. The cubic root of 80373863 is about 431.5571146258.

The spelling of 80373863 in words is "eighty million, three hundred seventy-three thousand, eight hundred sixty-three".