12247464331 has 2 divisors, whose sum is σ = 12247464332. Its totient is φ = 12247464330.

The previous prime is 12247464269. The next prime is 12247464337. The reversal of 12247464331 is 13346474221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12247464331 is a prime.

It is a super-2 number, since 2×12247464331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12247464337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6123732165 + 6123732166.

It is an arithmetic number, because the mean of its divisors is an integer number (6123732166).

Almost surely, 2^12247464331 is an apocalyptic number.

12247464331 is a deficient number, since it is larger than the sum of its proper divisors (1).

12247464331 is an equidigital number, since it uses as much as digits as its factorization.

12247464331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 37.

The spelling of 12247464331 in words is "twelve billion, two hundred forty-seven million, four hundred sixty-four thousand, three hundred thirty-one".