124256126023 has 2 divisors, whose sum is σ = 124256126024. Its totient is φ = 124256126022.

The previous prime is 124256125993. The next prime is 124256126047. The reversal of 124256126023 is 320621652421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124256126023 - 2⁵ = 124256125991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124256126023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124256126083) 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, 62128063011 + 62128063012.

It is an arithmetic number, because the mean of its divisors is an integer number (62128063012).

Almost surely, 2^124256126023 is an apocalyptic number.

124256126023 is a deficient number, since it is larger than the sum of its proper divisors (1).

124256126023 is an equidigital number, since it uses as much as digits as its factorization.

124256126023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 124256126023 its reverse (320621652421), we get a palindrome (444877778444).

The spelling of 124256126023 in words is "one hundred twenty-four billion, two hundred fifty-six million, one hundred twenty-six thousand, twenty-three".