1204312132 has 12 divisors (see below), whose sum is σ = 2108053696. Its totient is φ = 602011080.

The previous prime is 1204312129. The next prime is 1204312139. The reversal of 1204312132 is 2312134021.

It is a happy number.

It is a super-2 number, since 2×1204312132² = 2900735422564770848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1204312139) 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, 16344 + ... + 51727.

Almost surely, 2^1204312132 is an apocalyptic number.

It is an amenable number.

1204312132 is a deficient number, since it is larger than the sum of its proper divisors (903741564).

1204312132 is a wasteful number, since it uses less digits than its factorization.

1204312132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72498 (or 72496 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1204312132 is about 34703.2006016736. The cubic root of 1204312132 is about 1063.9299153434.

Adding to 1204312132 its reverse (2312134021), we get a palindrome (3516446153).

The spelling of 1204312132 in words is "one billion, two hundred four million, three hundred twelve thousand, one hundred thirty-two".