461131508 has 12 divisors (see below), whose sum is σ = 842066400. Its totient is φ = 220541112.

The previous prime is 461131507. The next prime is 461131537. The reversal of 461131508 is 805131164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461131507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2506058 + ... + 2506241.

It is an arithmetic number, because the mean of its divisors is an integer number (70172200).

Almost surely, 2^461131508 is an apocalyptic number.

It is an amenable number.

461131508 is a deficient number, since it is larger than the sum of its proper divisors (380934892).

461131508 is a wasteful number, since it uses less digits than its factorization.

461131508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5012326 (or 5012324 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 461131508 is about 21473.9728043043. The cubic root of 461131508 is about 772.5766875059.

The spelling of 461131508 in words is "four hundred sixty-one million, one hundred thirty-one thousand, five hundred eight".