12125404 has 6 divisors (see below), whose sum is σ = 21219464. Its totient is φ = 6062700.

The previous prime is 12125359. The next prime is 12125413. The reversal of 12125404 is 40452121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515672 + ... + 1515679.

Almost surely, 2^12125404 is an apocalyptic number.

It is an amenable number.

12125404 is a deficient number, since it is larger than the sum of its proper divisors (9094060).

12125404 is a wasteful number, since it uses less digits than its factorization.

12125404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3031355 (or 3031353 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 12125404 is about 3482.1550798320. The cubic root of 12125404 is about 229.7375961410.

Adding to 12125404 its reverse (40452121), we get a palindrome (52577525).

The spelling of 12125404 in words is "twelve million, one hundred twenty-five thousand, four hundred four".