1304231132 has 24 divisors (see below), whose sum is σ = 2378073600. Its totient is φ = 625175280.

The previous prime is 1304231119. The next prime is 1304231147. The reversal of 1304231132 is 2311324031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35882 + ... + 62417.

It is an arithmetic number, because the mean of its divisors is an integer number (99086400).

Almost surely, 2^1304231132 is an apocalyptic number.

It is an amenable number.

1304231132 is a deficient number, since it is larger than the sum of its proper divisors (1073842468).

1304231132 is a wasteful number, since it uses less digits than its factorization.

1304231132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98441 (or 98439 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1304231132 is about 36114.1403331161. The cubic root of 1304231132 is about 1092.5756590827.

Adding to 1304231132 its reverse (2311324031), we get a palindrome (3615555163).

The spelling of 1304231132 in words is "one billion, three hundred four million, two hundred thirty-one thousand, one hundred thirty-two".