12124202479 has 2 divisors, whose sum is σ = 12124202480. Its totient is φ = 12124202478.

The previous prime is 12124202473. The next prime is 12124202533. The reversal of 12124202479 is 97420242121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12124202479 - 2⁷ = 12124202351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12124202473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6062101239 + 6062101240.

It is an arithmetic number, because the mean of its divisors is an integer number (6062101240).

Almost surely, 2^12124202479 is an apocalyptic number.

12124202479 is a deficient number, since it is larger than the sum of its proper divisors (1).

12124202479 is an equidigital number, since it uses as much as digits as its factorization.

12124202479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 12124202479 in words is "twelve billion, one hundred twenty-four million, two hundred two thousand, four hundred seventy-nine".