1312433432 has 8 divisors (see below), whose sum is σ = 2460812700. Its totient is φ = 656216712.

The previous prime is 1312433393. The next prime is 1312433443. The reversal of 1312433432 is 2343342131.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82027082 + ... + 82027097.

Almost surely, 2^1312433432 is an apocalyptic number.

It is an amenable number.

1312433432 is a deficient number, since it is larger than the sum of its proper divisors (1148379268).

1312433432 is a wasteful number, since it uses less digits than its factorization.

1312433432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164054185 (or 164054181 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

The square root of 1312433432 is about 36227.5231281411. The cubic root of 1312433432 is about 1094.8612744476.

Adding to 1312433432 its reverse (2343342131), we get a palindrome (3655775563).

The spelling of 1312433432 in words is "one billion, three hundred twelve million, four hundred thirty-three thousand, four hundred thirty-two".