80016437 has 2 divisors, whose sum is σ = 80016438. Its totient is φ = 80016436.

The previous prime is 80016413. The next prime is 80016451. The reversal of 80016437 is 73461008.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50324836 + 29691601 = 7094^2 + 5449^2 .

It is a cyclic number.

It is not a de Polignac number, because 80016437 - 2²² = 75822133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80016457) 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, 40008218 + 40008219.

It is an arithmetic number, because the mean of its divisors is an integer number (40008219).

Almost surely, 2^80016437 is an apocalyptic number.

It is an amenable number.

80016437 is a deficient number, since it is larger than the sum of its proper divisors (1).

80016437 is an equidigital number, since it uses as much as digits as its factorization.

80016437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 80016437 is about 8945.1907190400. The cubic root of 80016437 is about 430.9164463547.

The spelling of 80016437 in words is "eighty million, sixteen thousand, four hundred thirty-seven".