12246004531 has 2 divisors, whose sum is σ = 12246004532. Its totient is φ = 12246004530.

The previous prime is 12246004501. The next prime is 12246004627. The reversal of 12246004531 is 13540064221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12246004531 - 2⁵ = 12246004499 is a prime.

It is a super-2 number, since 2×12246004531² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12246004531.

It is not a weakly prime, because it can be changed into another prime (12246004501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6123002265 + 6123002266.

It is an arithmetic number, because the mean of its divisors is an integer number (6123002266).

Almost surely, 2^12246004531 is an apocalyptic number.

12246004531 is a deficient number, since it is larger than the sum of its proper divisors (1).

12246004531 is an equidigital number, since it uses as much as digits as its factorization.

12246004531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 12246004531 its reverse (13540064221), we get a palindrome (25786068752).

The spelling of 12246004531 in words is "twelve billion, two hundred forty-six million, four thousand, five hundred thirty-one".