124124913 has 32 divisors (see below), whose sum is σ = 201801600. Its totient is φ = 74779200.

The previous prime is 124124911. The next prime is 124124927. The reversal of 124124913 is 319421421.

It is a happy number.

It is not a de Polignac number, because 124124913 - 2¹ = 124124911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (124124911) 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 31 ways as a sum of consecutive naturals, for example, 52603 + ... + 54911.

It is an arithmetic number, because the mean of its divisors is an integer number (6306300).

Almost surely, 2^124124913 is an apocalyptic number.

It is an amenable number.

124124913 is a deficient number, since it is larger than the sum of its proper divisors (77676687).

124124913 is a wasteful number, since it uses less digits than its factorization.

124124913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2510 (or 2504 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 124124913 is about 11141.1360731301. The cubic root of 124124913 is about 498.8304839305.

The spelling of 124124913 in words is "one hundred twenty-four million, one hundred twenty-four thousand, nine hundred thirteen".