461313037531 has 4 divisors (see below), whose sum is σ = 462195089752. Its totient is φ = 460430985312.

The previous prime is 461313037483. The next prime is 461313037543. The reversal of 461313037531 is 135730313164.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 461313037531 - 2⁹ = 461313037019 is a prime.

It is a super-2 number, since 2×461313037531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461313037571) 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, 441025326 + ... + 441026371.

It is an arithmetic number, because the mean of its divisors is an integer number (115548772438).

Almost surely, 2^461313037531 is an apocalyptic number.

461313037531 is a deficient number, since it is larger than the sum of its proper divisors (882052221).

461313037531 is an equidigital number, since it uses as much as digits as its factorization.

461313037531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882052220.

The product of its (nonzero) digits is 68040, while the sum is 37.

The spelling of 461313037531 in words is "four hundred sixty-one billion, three hundred thirteen million, thirty-seven thousand, five hundred thirty-one".