124530404 has 6 divisors (see below), whose sum is σ = 217928214. Its totient is φ = 62265200.

The previous prime is 124530403. The next prime is 124530409. The reversal of 124530404 is 404035421.

It can be written as a sum of positive squares in only one way, i.e., 123432100 + 1098304 = 11110^2 + 1048^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 124530404.

It is not an unprimeable number, because it can be changed into a prime (124530403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15566297 + ... + 15566304.

It is an arithmetic number, because the mean of its divisors is an integer number (36321369).

Almost surely, 2^124530404 is an apocalyptic number.

It is an amenable number.

124530404 is a deficient number, since it is larger than the sum of its proper divisors (93397810).

124530404 is a wasteful number, since it uses less digits than its factorization.

124530404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31132605 (or 31132603 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 124530404 is about 11159.3191548589. The cubic root of 124530404 is about 499.3730862869.

Adding to 124530404 its reverse (404035421), we get a palindrome (528565825).

The spelling of 124530404 in words is "one hundred twenty-four million, five hundred thirty thousand, four hundred four".