124653539 has 2 divisors, whose sum is σ = 124653540. Its totient is φ = 124653538.

The previous prime is 124653527. The next prime is 124653553. The reversal of 124653539 is 935356421.

It is a weak prime.

It is an emirp because it is prime and its reverse (935356421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124653539 - 2¹⁶ = 124588003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (124653569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62326769 + 62326770.

It is an arithmetic number, because the mean of its divisors is an integer number (62326770).

Almost surely, 2^124653539 is an apocalyptic number.

124653539 is a deficient number, since it is larger than the sum of its proper divisors (1).

124653539 is an equidigital number, since it uses as much as digits as its factorization.

124653539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 38.

The square root of 124653539 is about 11164.8349293664. The cubic root of 124653539 is about 499.5376245497.

The spelling of 124653539 in words is "one hundred twenty-four million, six hundred fifty-three thousand, five hundred thirty-nine".