124791668 has 12 divisors (see below), whose sum is σ = 218537760. Its totient is φ = 62352312.

The previous prime is 124791649. The next prime is 124791671. The reversal of 124791668 is 866197421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3938 + ... + 16281.

It is an arithmetic number, because the mean of its divisors is an integer number (18211480).

Almost surely, 2^124791668 is an apocalyptic number.

It is an amenable number.

124791668 is a deficient number, since it is larger than the sum of its proper divisors (93746092).

124791668 is a wasteful number, since it uses less digits than its factorization.

124791668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21766 (or 21764 counting only the distinct ones).

The product of its digits is 145152, while the sum is 44.

The square root of 124791668 is about 11171.0191119700. The cubic root of 124791668 is about 499.7220695379.

The spelling of 124791668 in words is "one hundred twenty-four million, seven hundred ninety-one thousand, six hundred sixty-eight".