80377001 has 2 divisors, whose sum is σ = 80377002. Its totient is φ = 80377000.

The previous prime is 80376983. The next prime is 80377021. The reversal of 80377001 is 10077308.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80371225 + 5776 = 8965^2 + 76^2 .

It is a cyclic number.

It is not a de Polignac number, because 80377001 - 2⁶ = 80376937 is a prime.

It is not a weakly prime, because it can be changed into another prime (80377021) 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, 40188500 + 40188501.

It is an arithmetic number, because the mean of its divisors is an integer number (40188501).

Almost surely, 2^80377001 is an apocalyptic number.

It is an amenable number.

80377001 is a deficient number, since it is larger than the sum of its proper divisors (1).

80377001 is an equidigital number, since it uses as much as digits as its factorization.

80377001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 80377001 is about 8965.3221358744. The cubic root of 80377001 is about 431.5627309151.

The spelling of 80377001 in words is "eighty million, three hundred seventy-seven thousand, one".