124666540 has 12 divisors (see below), whose sum is σ = 261799776. Its totient is φ = 49866608.

The previous prime is 124666523. The next prime is 124666561. The reversal of 124666540 is 45666421.

It is a junction number, because it is equal to n+sod(n) for n = 124666496 and 124666505.

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, 3116644 + ... + 3116683.

It is an arithmetic number, because the mean of its divisors is an integer number (21816648).

Almost surely, 2^124666540 is an apocalyptic number.

124666540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124666540 is an abundant number, since it is smaller than the sum of its proper divisors (137133236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124666540 is a wasteful number, since it uses less digits than its factorization.

124666540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6233336 (or 6233334 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 124666540 is about 11165.4171440211. The cubic root of 124666540 is about 499.5549907176.

The spelling of 124666540 in words is "one hundred twenty-four million, six hundred sixty-six thousand, five hundred forty".