1310245312 has 14 divisors (see below), whose sum is σ = 2600018168. Its totient is φ = 655122624.

The previous prime is 1310245297. The next prime is 1310245327. The reversal of 1310245312 is 2135420131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1310245297) and next prime (1310245327).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10236228 + ... + 10236355.

Almost surely, 2^1310245312 is an apocalyptic number.

It is an amenable number.

1310245312 is a deficient number, since it is larger than the sum of its proper divisors (1289772856).

1310245312 is an equidigital number, since it uses as much as digits as its factorization.

1310245312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20472595 (or 20472585 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1310245312 is about 36197.3108393427. The cubic root of 1310245312 is about 1094.2524764671.

Adding to 1310245312 its reverse (2135420131), we get a palindrome (3445665443).

The spelling of 1310245312 in words is "one billion, three hundred ten million, two hundred forty-five thousand, three hundred twelve".