124991368 has 32 divisors (see below), whose sum is σ = 241781760. Its totient is φ = 60540480.

The previous prime is 124991359. The next prime is 124991371. The reversal of 124991368 is 863199421.

It is a happy number.

It is a super-2 number, since 2×124991368² = 31245684149022848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42258 + ... + 45118.

It is an arithmetic number, because the mean of its divisors is an integer number (7555680).

Almost surely, 2^124991368 is an apocalyptic number.

It is an amenable number.

124991368 is a deficient number, since it is larger than the sum of its proper divisors (116790392).

124991368 is a wasteful number, since it uses less digits than its factorization.

124991368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037 (or 3033 counting only the distinct ones).

The product of its digits is 93312, while the sum is 43.

The square root of 124991368 is about 11179.9538460586. The cubic root of 124991368 is about 499.9884904017.

The spelling of 124991368 in words is "one hundred twenty-four million, nine hundred ninety-one thousand, three hundred sixty-eight".