124739253 has 6 divisors (see below), whose sum is σ = 180178934. Its totient is φ = 83159496.

The previous prime is 124739239. The next prime is 124739291. The reversal of 124739253 is 352937421.

It can be written as a sum of positive squares in only one way, i.e., 98545329 + 26193924 = 9927^2 + 5118^2 .

It is not a de Polignac number, because 124739253 - 2¹² = 124735157 is a prime.

It is a super-3 number, since 3×124739253³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124739203) 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 in 5 ways as a sum of consecutive naturals, for example, 6929950 + ... + 6929967.

Almost surely, 2^124739253 is an apocalyptic number.

It is an amenable number.

124739253 is a deficient number, since it is larger than the sum of its proper divisors (55439681).

124739253 is a wasteful number, since it uses less digits than its factorization.

124739253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13859923 (or 13859920 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 124739253 is about 11168.6728396887. The cubic root of 124739253 is about 499.6520953141.

The spelling of 124739253 in words is "one hundred twenty-four million, seven hundred thirty-nine thousand, two hundred fifty-three".