80324687 has 2 divisors, whose sum is σ = 80324688. Its totient is φ = 80324686.

The previous prime is 80324681. The next prime is 80324767. The reversal of 80324687 is 78642308.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80324687 is a prime.

It is a Chen prime.

It is equal to p_4687247 and since 80324687 and 4687247 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80324687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80324681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40162343 + 40162344.

It is an arithmetic number, because the mean of its divisors is an integer number (40162344).

Almost surely, 2^80324687 is an apocalyptic number.

80324687 is a deficient number, since it is larger than the sum of its proper divisors (1).

80324687 is an equidigital number, since it uses as much as digits as its factorization.

80324687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 80324687 is about 8962.4040859582. The cubic root of 80324687 is about 431.4690819347.

The spelling of 80324687 in words is "eighty million, three hundred twenty-four thousand, six hundred eighty-seven".