80862959 has 2 divisors, whose sum is σ = 80862960. Its totient is φ = 80862958.

The previous prime is 80862907. The next prime is 80863039. The reversal of 80862959 is 95926808.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80862959 - 2¹² = 80858863 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 (80862559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40431479 + 40431480.

It is an arithmetic number, because the mean of its divisors is an integer number (40431480).

Almost surely, 2^80862959 is an apocalyptic number.

80862959 is a deficient number, since it is larger than the sum of its proper divisors (1).

80862959 is an equidigital number, since it uses as much as digits as its factorization.

80862959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 80862959 is about 8992.3833881791. The cubic root of 80862959 is about 432.4307243115.

The spelling of 80862959 in words is "eighty million, eight hundred sixty-two thousand, nine hundred fifty-nine".