1313432312 has 16 divisors (see below), whose sum is σ = 2471844600. Its totient is φ = 654273760.

The previous prime is 1313432299. The next prime is 1313432333. The reversal of 1313432312 is 2132343131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303014 + ... + 307317.

Almost surely, 2^1313432312 is an apocalyptic number.

It is an amenable number.

1313432312 is a deficient number, since it is larger than the sum of its proper divisors (1158412288).

1313432312 is a wasteful number, since it uses less digits than its factorization.

1313432312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610606 (or 610602 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 1313432312 is about 36241.3067093338. The cubic root of 1313432312 is about 1095.1389666766.

Adding to 1313432312 its reverse (2132343131), we get a palindrome (3445775443).

The spelling of 1313432312 in words is "one billion, three hundred thirteen million, four hundred thirty-two thousand, three hundred twelve".