1313205232 has 20 divisors (see below), whose sum is σ = 2569529736. Its totient is φ = 650100800.

The previous prime is 1313205209. The next prime is 1313205241. The reversal of 1313205232 is 2325023131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404698 + ... + 407929.

Almost surely, 2^1313205232 is an apocalyptic number.

It is an amenable number.

1313205232 is a deficient number, since it is larger than the sum of its proper divisors (1256324504).

1313205232 is a wasteful number, since it uses less digits than its factorization.

1313205232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812736 (or 812730 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1313205232 is about 36238.1736846657. The cubic root of 1313205232 is about 1095.0758499893.

Adding to 1313205232 its reverse (2325023131), we get a palindrome (3638228363).

The spelling of 1313205232 in words is "one billion, three hundred thirteen million, two hundred five thousand, two hundred thirty-two".