124552643 has 2 divisors, whose sum is σ = 124552644. Its totient is φ = 124552642.

The previous prime is 124552579. The next prime is 124552661. The reversal of 124552643 is 346255421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124552643 - 2⁶ = 124552579 is a prime.

It is not a weakly prime, because it can be changed into another prime (124552243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62276321 + 62276322.

It is an arithmetic number, because the mean of its divisors is an integer number (62276322).

Almost surely, 2^124552643 is an apocalyptic number.

124552643 is a deficient number, since it is larger than the sum of its proper divisors (1).

124552643 is an equidigital number, since it uses as much as digits as its factorization.

124552643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 32.

The square root of 124552643 is about 11160.3155421341. The cubic root of 124552643 is about 499.4028110146.

The spelling of 124552643 in words is "one hundred twenty-four million, five hundred fifty-two thousand, six hundred forty-three".