80377459 has 2 divisors, whose sum is σ = 80377460. Its totient is φ = 80377458.

The previous prime is 80377417. The next prime is 80377471. The reversal of 80377459 is 95477308.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80377459 - 2⁷ = 80377331 is a prime.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (80377499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40188729 + 40188730.

It is an arithmetic number, because the mean of its divisors is an integer number (40188730).

Almost surely, 2^80377459 is an apocalyptic number.

80377459 is a deficient number, since it is larger than the sum of its proper divisors (1).

80377459 is an equidigital number, since it uses as much as digits as its factorization.

80377459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 80377459 is about 8965.3476787016. The cubic root of 80377459 is about 431.5635506162.

The spelling of 80377459 in words is "eighty million, three hundred seventy-seven thousand, four hundred fifty-nine".