1304023132 has 12 divisors (see below), whose sum is σ = 2282343840. Its totient is φ = 651924896.

The previous prime is 1304023103. The next prime is 1304023139. The reversal of 1304023132 is 2313204031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304023139) 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, 21933 + ... + 55579.

It is an arithmetic number, because the mean of its divisors is an integer number (190195320).

Almost surely, 2^1304023132 is an apocalyptic number.

It is an amenable number.

1304023132 is a deficient number, since it is larger than the sum of its proper divisors (978320708).

1304023132 is a wasteful number, since it uses less digits than its factorization.

1304023132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43340 (or 43338 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1304023132 is about 36111.2604598621. The cubic root of 1304023132 is about 1092.5175743324.

Adding to 1304023132 its reverse (2313204031), we get a palindrome (3617227163).

The spelling of 1304023132 in words is "one billion, three hundred four million, twenty-three thousand, one hundred thirty-two".