124662869321 has 2 divisors, whose sum is σ = 124662869322. Its totient is φ = 124662869320.

The previous prime is 124662869291. The next prime is 124662869327. The reversal of 124662869321 is 123968266421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122737414921 + 1925454400 = 350339^2 + 43880^2 .

It is a cyclic number.

It is not a de Polignac number, because 124662869321 - 2²² = 124658675017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124662869321.

It is not a weakly prime, because it can be changed into another prime (124662869327) 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, 62331434660 + 62331434661.

It is an arithmetic number, because the mean of its divisors is an integer number (62331434661).

Almost surely, 2^124662869321 is an apocalyptic number.

It is an amenable number.

124662869321 is a deficient number, since it is larger than the sum of its proper divisors (1).

124662869321 is an equidigital number, since it uses as much as digits as its factorization.

124662869321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 50.

The spelling of 124662869321 in words is "one hundred twenty-four billion, six hundred sixty-two million, eight hundred sixty-nine thousand, three hundred twenty-one".