1206125404 has 48 divisors (see below), whose sum is σ = 2364759936. Its totient is φ = 533534400.

The previous prime is 1206125369. The next prime is 1206125407. The reversal of 1206125404 is 4045216021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206125407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598759 + ... + 600769.

It is an arithmetic number, because the mean of its divisors is an integer number (49265832).

Almost surely, 2^1206125404 is an apocalyptic number.

It is an amenable number.

1206125404 is a deficient number, since it is larger than the sum of its proper divisors (1158634532).

1206125404 is a wasteful number, since it uses less digits than its factorization.

1206125404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386 (or 2384 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1206125404 is about 34729.3162040372. The cubic root of 1206125404 is about 1064.4636161045.

The spelling of 1206125404 in words is "one billion, two hundred six million, one hundred twenty-five thousand, four hundred four".