461955859 has 2 divisors, whose sum is σ = 461955860. Its totient is φ = 461955858.

The previous prime is 461955853. The next prime is 461955863. The reversal of 461955859 is 958559164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 461955859 - 2⁵ = 461955827 is a prime.

It is not a weakly prime, because it can be changed into another prime (461955853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230977929 + 230977930.

It is an arithmetic number, because the mean of its divisors is an integer number (230977930).

Almost surely, 2^461955859 is an apocalyptic number.

461955859 is a deficient number, since it is larger than the sum of its proper divisors (1).

461955859 is an equidigital number, since it uses as much as digits as its factorization.

461955859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944000, while the sum is 52.

The square root of 461955859 is about 21493.1584230890. The cubic root of 461955859 is about 773.0367841908.

The spelling of 461955859 in words is "four hundred sixty-one million, nine hundred fifty-five thousand, eight hundred fifty-nine".