80554339 has 2 divisors, whose sum is σ = 80554340. Its totient is φ = 80554338.

The previous prime is 80554321. The next prime is 80554361. The reversal of 80554339 is 93345508.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80554339 - 2⁵ = 80554307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80554298 and 80554307.

It is not a weakly prime, because it can be changed into another prime (80554139) 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, 40277169 + 40277170.

It is an arithmetic number, because the mean of its divisors is an integer number (40277170).

Almost surely, 2^80554339 is an apocalyptic number.

80554339 is a deficient number, since it is larger than the sum of its proper divisors (1).

80554339 is an equidigital number, since it uses as much as digits as its factorization.

80554339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 80554339 is about 8975.2069056930. The cubic root of 80554339 is about 431.8798873748.

The spelling of 80554339 in words is "eighty million, five hundred fifty-four thousand, three hundred thirty-nine".