949859863 has 2 divisors, whose sum is σ = 949859864. Its totient is φ = 949859862.

The previous prime is 949859857. The next prime is 949859873. The reversal of 949859863 is 368958949.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 949859863 - 2²⁹ = 412988951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (949859873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474929931 + 474929932.

It is an arithmetic number, because the mean of its divisors is an integer number (474929932).

Almost surely, 2^949859863 is an apocalyptic number.

949859863 is a deficient number, since it is larger than the sum of its proper divisors (1).

949859863 is an equidigital number, since it uses as much as digits as its factorization.

949859863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16796160, while the sum is 61.

The square root of 949859863 is about 30819.7966086735. The cubic root of 949859863 is about 982.9992328031. Note that the first 3 decimals are identical.

The spelling of 949859863 in words is "nine hundred forty-nine million, eight hundred fifty-nine thousand, eight hundred sixty-three".