461061913 has 12 divisors (see below), whose sum is σ = 528627708. Its totient is φ = 400558080.

The previous prime is 461061901. The next prime is 461061917. The reversal of 461061913 is 319160164.

It can be written as a sum of positive squares in 6 ways, for example, as 104305369 + 356756544 = 10213^2 + 18888^2 .

It is not a de Polignac number, because 461061913 - 2²⁵ = 427507481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461061917) 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 in 11 ways as a sum of consecutive naturals, for example, 77368 + ... + 83113.

It is an arithmetic number, because the mean of its divisors is an integer number (44052309).

Almost surely, 2^461061913 is an apocalyptic number.

It is an amenable number.

461061913 is a deficient number, since it is larger than the sum of its proper divisors (67565795).

461061913 is a wasteful number, since it uses less digits than its factorization.

461061913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160524 (or 160511 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 461061913 is about 21472.3522931234. The cubic root of 461061913 is about 772.5378192158.

The spelling of 461061913 in words is "four hundred sixty-one million, sixty-one thousand, nine hundred thirteen".