1310312032 has 48 divisors (see below), whose sum is σ = 2624892480. Its totient is φ = 643724928.

The previous prime is 1310312027. The next prime is 1310312053. The reversal of 1310312032 is 2302130131.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1310311997 and 1310312015.

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 in 7 ways as a sum of consecutive naturals, for example, 1584003 + ... + 1584829.

It is an arithmetic number, because the mean of its divisors is an integer number (54685260).

Almost surely, 2^1310312032 is an apocalyptic number.

It is an amenable number.

1310312032 is an abundant number, since it is smaller than the sum of its proper divisors (1314580448).

1310312032 is an equidigital number, since it uses as much as digits as its factorization.

1310312032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643 (or 1635 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1310312032 is about 36198.2324430351. The cubic root of 1310312032 is about 1094.2710499066.

Adding to 1310312032 its reverse (2302130131), we get a palindrome (3612442163).

The spelling of 1310312032 in words is "one billion, three hundred ten million, three hundred twelve thousand, thirty-two".