80624903 has 2 divisors, whose sum is σ = 80624904. Its totient is φ = 80624902.

The previous prime is 80624899. The next prime is 80624917. The reversal of 80624903 is 30942608.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80624903 - 2² = 80624899 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80624903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80624953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40312451 + 40312452.

It is an arithmetic number, because the mean of its divisors is an integer number (40312452).

Almost surely, 2^80624903 is an apocalyptic number.

80624903 is a deficient number, since it is larger than the sum of its proper divisors (1).

80624903 is an equidigital number, since it uses as much as digits as its factorization.

80624903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 80624903 is about 8979.1370966257. The cubic root of 80624903 is about 432.0059566365.

The spelling of 80624903 in words is "eighty million, six hundred twenty-four thousand, nine hundred three".