80951359 has 2 divisors, whose sum is σ = 80951360. Its totient is φ = 80951358.

The previous prime is 80951347. The next prime is 80951393. The reversal of 80951359 is 95315908.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80951359 - 2¹¹ = 80949311 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 (80951459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40475679 + 40475680.

It is an arithmetic number, because the mean of its divisors is an integer number (40475680).

Almost surely, 2^80951359 is an apocalyptic number.

80951359 is a deficient number, since it is larger than the sum of its proper divisors (1).

80951359 is an equidigital number, since it uses as much as digits as its factorization.

80951359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 80951359 is about 8997.2973164167. The cubic root of 80951359 is about 432.5882457733.

The spelling of 80951359 in words is "eighty million, nine hundred fifty-one thousand, three hundred fifty-nine".