80316497 has 2 divisors, whose sum is σ = 80316498. Its totient is φ = 80316496.

The previous prime is 80316463. The next prime is 80316503. The reversal of 80316497 is 79461308.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71842576 + 8473921 = 8476^2 + 2911^2 .

It is a cyclic number.

It is not a de Polignac number, because 80316497 - 2⁶ = 80316433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80316497.

It is not a weakly prime, because it can be changed into another prime (80316697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40158248 + 40158249.

It is an arithmetic number, because the mean of its divisors is an integer number (40158249).

Almost surely, 2^80316497 is an apocalyptic number.

It is an amenable number.

80316497 is a deficient number, since it is larger than the sum of its proper divisors (1).

80316497 is an equidigital number, since it uses as much as digits as its factorization.

80316497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 80316497 is about 8961.9471656555. The cubic root of 80316497 is about 431.4544170705.

The spelling of 80316497 in words is "eighty million, three hundred sixteen thousand, four hundred ninety-seven".