124000556 has 24 divisors (see below), whose sum is σ = 221183760. Its totient is φ = 60811200.

The previous prime is 124000553. The next prime is 124000559. The reversal of 124000556 is 655000421.

It is an interprime number because it is at equal distance from previous prime (124000553) and next prime (124000559).

It is a super-2 number, since 2×124000556² = 30752275776618272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124000553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150626 + ... + 151446.

It is an arithmetic number, because the mean of its divisors is an integer number (9215990).

Almost surely, 2^124000556 is an apocalyptic number.

It is an amenable number.

124000556 is a deficient number, since it is larger than the sum of its proper divisors (97183204).

124000556 is a wasteful number, since it uses less digits than its factorization.

124000556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505 (or 1503 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 124000556 is about 11135.5536907690. The cubic root of 124000556 is about 498.6638405364.

Adding to 124000556 its reverse (655000421), we get a palindrome (779000977).

The spelling of 124000556 in words is "one hundred twenty-four million, five hundred fifty-six", and thus it is an aban number.