1313010432 has 72 divisors (see below), whose sum is σ = 3882823280. Its totient is φ = 437667840.

The previous prime is 1313010431. The next prime is 1313010443. The reversal of 1313010432 is 2340103131.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1313010431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88069 + ... + 101892.

Almost surely, 2^1313010432 is an apocalyptic number.

1313010432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313010432 is an abundant number, since it is smaller than the sum of its proper divisors (2569812848).

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

1313010432 is an equidigital number, since it uses as much as digits as its factorization.

1313010432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189986 (or 189966 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1313010432 is about 36235.4858115632. The cubic root of 1313010432 is about 1095.0216997013.

Adding to 1313010432 its reverse (2340103131), we get a palindrome (3653113563).

The spelling of 1313010432 in words is "one billion, three hundred thirteen million, ten thousand, four hundred thirty-two".