1204113402 has 48 divisors (see below), whose sum is σ = 2637765000. Its totient is φ = 396957312.

The previous prime is 1204113397. The next prime is 1204113403. The reversal of 1204113402 is 2043114021.

It can be written as a sum of positive squares in 4 ways, for example, as 516152961 + 687960441 = 22719^2 + 26229^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1204113403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 720624 + ... + 722292.

Almost surely, 2^1204113402 is an apocalyptic number.

1204113402 is an abundant number, since it is smaller than the sum of its proper divisors (1433651598).

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

1204113402 is a wasteful number, since it uses less digits than its factorization.

1204113402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095 (or 2092 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1204113402 is about 34700.3372029725. The cubic root of 1204113402 is about 1063.8713905314.

Adding to 1204113402 its reverse (2043114021), we get a palindrome (3247227423).

The spelling of 1204113402 in words is "one billion, two hundred four million, one hundred thirteen thousand, four hundred two".