1313432 has 16 divisors (see below), whose sum is σ = 2592600. Its totient is φ = 622080.

The previous prime is 1313423. The next prime is 1313443. The reversal of 1313432 is 2343131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4169 + ... + 4472.

2^1313432 is an apocalyptic number.

It is an amenable number.

1313432 is a deficient number, since it is larger than the sum of its proper divisors (1279168).

1313432 is a wasteful number, since it uses less digits than its factorization.

1313432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666 (or 8662 counting only the distinct ones).

The product of its digits is 216, while the sum is 17.

The square root of 1313432 is about 1146.0506097027. The cubic root of 1313432 is about 109.5138879961.

Adding to 1313432 its reverse (2343131), we get a palindrome (3656563).

The spelling of 1313432 in words is "one million, three hundred thirteen thousand, four hundred thirty-two".