80366401 has 2 divisors, whose sum is σ = 80366402. Its totient is φ = 80366400.

The previous prime is 80366359. The next prime is 80366423. The reversal of 80366401 is 10466308.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55115776 + 25250625 = 7424^2 + 5025^2 .

It is a cyclic number.

It is not a de Polignac number, because 80366401 - 2¹¹ = 80364353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80366401.

It is not a weakly prime, because it can be changed into another prime (80366431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40183200 + 40183201.

It is an arithmetic number, because the mean of its divisors is an integer number (40183201).

Almost surely, 2^80366401 is an apocalyptic number.

It is an amenable number.

80366401 is a deficient number, since it is larger than the sum of its proper divisors (1).

80366401 is an equidigital number, since it uses as much as digits as its factorization.

80366401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 80366401 is about 8964.7309496716. The cubic root of 80366401 is about 431.5437587962.

The spelling of 80366401 in words is "eighty million, three hundred sixty-six thousand, four hundred one".