80513339 has 2 divisors, whose sum is σ = 80513340. Its totient is φ = 80513338.

The previous prime is 80513281. The next prime is 80513341. The reversal of 80513339 is 93331508.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80513339 is a prime.

Together with 80513341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (80513359) 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, 40256669 + 40256670.

It is an arithmetic number, because the mean of its divisors is an integer number (40256670).

Almost surely, 2^80513339 is an apocalyptic number.

80513339 is a deficient number, since it is larger than the sum of its proper divisors (1).

80513339 is an equidigital number, since it uses as much as digits as its factorization.

80513339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 80513339 is about 8972.9225450797. The cubic root of 80513339 is about 431.8066031768.

The spelling of 80513339 in words is "eighty million, five hundred thirteen thousand, three hundred thirty-nine".