12037408631 has 2 divisors, whose sum is σ = 12037408632. Its totient is φ = 12037408630.

The previous prime is 12037408627. The next prime is 12037408661. The reversal of 12037408631 is 13680473021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12037408631 - 2² = 12037408627 is a prime.

It is a super-2 number, since 2×12037408631² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12037408591 and 12037408600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12037408661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6018704315 + 6018704316.

It is an arithmetic number, because the mean of its divisors is an integer number (6018704316).

Almost surely, 2^12037408631 is an apocalyptic number.

12037408631 is a deficient number, since it is larger than the sum of its proper divisors (1).

12037408631 is an equidigital number, since it uses as much as digits as its factorization.

12037408631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 12037408631 in words is "twelve billion, thirty-seven million, four hundred eight thousand, six hundred thirty-one".