804597314531 has 2 divisors, whose sum is σ = 804597314532. Its totient is φ = 804597314530.

The previous prime is 804597314527. The next prime is 804597314671. The reversal of 804597314531 is 135413795408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 804597314531 - 2² = 804597314527 is a prime.

It is a super-2 number, since 2×804597314531² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 804597314531.

It is not a weakly prime, because it can be changed into another prime (804597314231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402298657265 + 402298657266.

It is an arithmetic number, because the mean of its divisors is an integer number (402298657266).

Almost surely, 2^804597314531 is an apocalyptic number.

804597314531 is a deficient number, since it is larger than the sum of its proper divisors (1).

804597314531 is an equidigital number, since it uses as much as digits as its factorization.

804597314531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 804597314531 in words is "eight hundred four billion, five hundred ninety-seven million, three hundred fourteen thousand, five hundred thirty-one".