80727463 has 2 divisors, whose sum is σ = 80727464. Its totient is φ = 80727462.

The previous prime is 80727443. The next prime is 80727499. The reversal of 80727463 is 36472708.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80727463 - 2⁵ = 80727431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80727433) 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, 40363731 + 40363732.

It is an arithmetic number, because the mean of its divisors is an integer number (40363732).

Almost surely, 2^80727463 is an apocalyptic number.

80727463 is a deficient number, since it is larger than the sum of its proper divisors (1).

80727463 is an equidigital number, since it uses as much as digits as its factorization.

80727463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 80727463 is about 8984.8462980732. The cubic root of 80727463 is about 432.1890586957.

The spelling of 80727463 in words is "eighty million, seven hundred twenty-seven thousand, four hundred sixty-three".