80116139 has 2 divisors, whose sum is σ = 80116140. Its totient is φ = 80116138.

The previous prime is 80116133. The next prime is 80116151. The reversal of 80116139 is 93161108.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80116139 - 2⁴ = 80116123 is a prime.

It is not a weakly prime, because it can be changed into another prime (80116133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40058069 + 40058070.

It is an arithmetic number, because the mean of its divisors is an integer number (40058070).

Almost surely, 2^80116139 is an apocalyptic number.

80116139 is a deficient number, since it is larger than the sum of its proper divisors (1).

80116139 is an equidigital number, since it uses as much as digits as its factorization.

80116139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 80116139 is about 8950.7619228756. The cubic root of 80116139 is about 431.0953487617.

The spelling of 80116139 in words is "eighty million, one hundred sixteen thousand, one hundred thirty-nine".