80603687 has 2 divisors, whose sum is σ = 80603688. Its totient is φ = 80603686.

The previous prime is 80603683. The next prime is 80603693. The reversal of 80603687 is 78630608.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80603687 - 2² = 80603683 is a 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 80603687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80603683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40301843 + 40301844.

It is an arithmetic number, because the mean of its divisors is an integer number (40301844).

Almost surely, 2^80603687 is an apocalyptic number.

80603687 is a deficient number, since it is larger than the sum of its proper divisors (1).

80603687 is an equidigital number, since it uses as much as digits as its factorization.

80603687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 80603687 is about 8977.9556136127. The cubic root of 80603687 is about 431.9680599814.

The spelling of 80603687 in words is "eighty million, six hundred three thousand, six hundred eighty-seven".