124102404 has 18 divisors (see below), whose sum is σ = 313703390. Its totient is φ = 41367456.

The previous prime is 124102387. The next prime is 124102417. The reversal of 124102404 is 404201421.

124102404 is a `hidden beast` number, since 12 + 410 + 240 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 122544900 + 1557504 = 11070^2 + 1248^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1723609 + ... + 1723680.

Almost surely, 2^124102404 is an apocalyptic number.

It is an amenable number.

124102404 is an abundant number, since it is smaller than the sum of its proper divisors (189600986).

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

124102404 is a wasteful number, since it uses less digits than its factorization.

124102404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3447299 (or 3447294 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 124102404 is about 11140.1258520719. The cubic root of 124102404 is about 498.8003292155.

Adding to 124102404 its reverse (404201421), we get a palindrome (528303825).

The spelling of 124102404 in words is "one hundred twenty-four million, one hundred two thousand, four hundred four".