124252553 has 2 divisors, whose sum is σ = 124252554. Its totient is φ = 124252552.

The previous prime is 124252519. The next prime is 124252589. The reversal of 124252553 is 355252421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86638864 + 37613689 = 9308^2 + 6133^2 .

It is an emirp because it is prime and its reverse (355252421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124252553 - 2¹⁰ = 124251529 is a prime.

It is not a weakly prime, because it can be changed into another prime (124252853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62126276 + 62126277.

It is an arithmetic number, because the mean of its divisors is an integer number (62126277).

Almost surely, 2^124252553 is an apocalyptic number.

It is an amenable number.

124252553 is a deficient number, since it is larger than the sum of its proper divisors (1).

124252553 is an equidigital number, since it uses as much as digits as its factorization.

124252553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 29.

The square root of 124252553 is about 11146.8629219166. The cubic root of 124252553 is about 499.0014109676.

The spelling of 124252553 in words is "one hundred twenty-four million, two hundred fifty-two thousand, five hundred fifty-three".