80041399 has 2 divisors, whose sum is σ = 80041400. Its totient is φ = 80041398.

The previous prime is 80041331. The next prime is 80041417. The reversal of 80041399 is 99314008.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80041399 - 2⁹ = 80040887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80041309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40020699 + 40020700.

It is an arithmetic number, because the mean of its divisors is an integer number (40020700).

Almost surely, 2^80041399 is an apocalyptic number.

80041399 is a deficient number, since it is larger than the sum of its proper divisors (1).

80041399 is an equidigital number, since it uses as much as digits as its factorization.

80041399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 80041399 is about 8946.5858851296. The cubic root of 80041399 is about 430.9612513905.

The spelling of 80041399 in words is "eighty million, forty-one thousand, three hundred ninety-nine".