124543404 has 72 divisors (see below), whose sum is σ = 339546480. Its totient is φ = 38361600.

The previous prime is 124543381. The next prime is 124543417. The reversal of 124543404 is 404345421.

It is a happy number.

It is a super-2 number, since 2×124543404² = 31022118959814432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25824 + ... + 30264.

Almost surely, 2^124543404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124543404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169773240).

124543404 is an abundant number, since it is smaller than the sum of its proper divisors (215003076).

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

124543404 is a wasteful number, since it uses less digits than its factorization.

124543404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4511 (or 4506 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 124543404 is about 11159.9016124695. The cubic root of 124543404 is about 499.3904625635.

Adding to 124543404 its reverse (404345421), we get a palindrome (528888825).

The spelling of 124543404 in words is "one hundred twenty-four million, five hundred forty-three thousand, four hundred four".