80364451 has 2 divisors, whose sum is σ = 80364452. Its totient is φ = 80364450.

The previous prime is 80364443. The next prime is 80364497. The reversal of 80364451 is 15446308.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80364451 - 2³ = 80364443 is a prime.

It is not a weakly prime, because it can be changed into another prime (80361451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40182225 + 40182226.

It is an arithmetic number, because the mean of its divisors is an integer number (40182226).

Almost surely, 2^80364451 is an apocalyptic number.

80364451 is a deficient number, since it is larger than the sum of its proper divisors (1).

80364451 is an equidigital number, since it uses as much as digits as its factorization.

80364451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 80364451 is about 8964.6221894735. The cubic root of 80364451 is about 431.5402684606.

The spelling of 80364451 in words is "eighty million, three hundred sixty-four thousand, four hundred fifty-one".