1304342312 has 32 divisors (see below), whose sum is σ = 3010022400. Its totient is φ = 516003264.

The previous prime is 1304342297. The next prime is 1304342363. The reversal of 1304342312 is 2132434031.

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, 895112 + ... + 896567.

It is an arithmetic number, because the mean of its divisors is an integer number (94063200).

Almost surely, 2^1304342312 is an apocalyptic number.

It is an amenable number.

1304342312 is an abundant number, since it is smaller than the sum of its proper divisors (1705680088).

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

1304342312 is a wasteful number, since it uses less digits than its factorization.

1304342312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1791705 (or 1791701 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1304342312 is about 36115.6795865729. The cubic root of 1304342312 is about 1092.6067039661.

Adding to 1304342312 its reverse (2132434031), we get a palindrome (3436776343).

It can be divided in two parts, 13043 and 42312, that added together give a palindrome (55355).

The spelling of 1304342312 in words is "one billion, three hundred four million, three hundred forty-two thousand, three hundred twelve".