124254640246969 has 2 divisors, whose sum is σ = 124254640246970. Its totient is φ = 124254640246968.

The previous prime is 124254640246909. The next prime is 124254640247047. The reversal of 124254640246969 is 969642046452421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88902043148944 + 35352597098025 = 9428788^2 + 5945805^2 .

It is a cyclic number.

It is not a de Polignac number, because 124254640246969 - 2³⁵ = 124220280508601 is a prime.

It is a super-2 number, since 2×124254640246969² (a number of 29 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 124254640246969.

It is not a weakly prime, because it can be changed into another prime (124254640246909) 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, 62127320123484 + 62127320123485.

It is an arithmetic number, because the mean of its divisors is an integer number (62127320123485).

Almost surely, 2^{124254640246969} is an apocalyptic number.

It is an amenable number.

124254640246969 is a deficient number, since it is larger than the sum of its proper divisors (1).

124254640246969 is an equidigital number, since it uses as much as digits as its factorization.

124254640246969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 179159040, while the sum is 64.

The spelling of 124254640246969 in words is "one hundred twenty-four trillion, two hundred fifty-four billion, six hundred forty million, two hundred forty-six thousand, nine hundred sixty-nine".