6131240772031 has 4 divisors (see below), whose sum is σ = 6132200434200. Its totient is φ = 6130281109864.

The previous prime is 6131240771857. The next prime is 6131240772047. The reversal of 6131240772031 is 1302770421316.

6131240772031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6131240772031 - 2¹³ = 6131240763839 is a prime.

It is a super-2 number, since 2×6131240772031² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6131240772931) 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, 479821501 + ... + 479834278.

It is an arithmetic number, because the mean of its divisors is an integer number (1533050108550).

Almost surely, 2^{6131240772031} is an apocalyptic number.

6131240772031 is a deficient number, since it is larger than the sum of its proper divisors (959662169).

6131240772031 is an equidigital number, since it uses as much as digits as its factorization.

6131240772031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959662168.

The product of its (nonzero) digits is 42336, while the sum is 37.

The spelling of 6131240772031 in words is "six trillion, one hundred thirty-one billion, two hundred forty million, seven hundred seventy-two thousand, thirty-one".