1204100456 has 16 divisors (see below), whose sum is σ = 2431356900. Its totient is φ = 555738624.

The previous prime is 1204100399. The next prime is 1204100459. The reversal of 1204100456 is 6540014021.

It can be written as a sum of positive squares in 2 ways, for example, as 1145822500 + 58277956 = 33850^2 + 7634^2 .

It is not an unprimeable number, because it can be changed into a prime (1204100459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5788841 + ... + 5789048.

Almost surely, 2^1204100456 is an apocalyptic number.

It is an amenable number.

1204100456 is an abundant number, since it is smaller than the sum of its proper divisors (1227256444).

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

1204100456 is a wasteful number, since it uses less digits than its factorization.

1204100456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11577908 (or 11577904 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1204100456 is about 34700.1506624971. The cubic root of 1204100456 is about 1063.8675777874.

Adding to 1204100456 its reverse (6540014021), we get a palindrome (7744114477).

The spelling of 1204100456 in words is "one billion, two hundred four million, one hundred thousand, four hundred fifty-six".