804940963 has 2 divisors, whose sum is σ = 804940964. Its totient is φ = 804940962.

The previous prime is 804940921. The next prime is 804940993. The reversal of 804940963 is 369049408.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 804940963 - 2¹⁷ = 804809891 is a prime.

It is not a weakly prime, because it can be changed into another prime (804940993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402470481 + 402470482.

It is an arithmetic number, because the mean of its divisors is an integer number (402470482).

Almost surely, 2^804940963 is an apocalyptic number.

804940963 is a deficient number, since it is larger than the sum of its proper divisors (1).

804940963 is an equidigital number, since it uses as much as digits as its factorization.

804940963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 804940963 is about 28371.4815087263. The cubic root of 804940963 is about 930.2250054873.

The spelling of 804940963 in words is "eight hundred four million, nine hundred forty thousand, nine hundred sixty-three".