1313445313452 has 24 divisors (see below), whose sum is σ = 3226006033600. Its totient is φ = 414772204176.

The previous prime is 1313445313393. The next prime is 1313445313463. The reversal of 1313445313452 is 2543135443131.

It is a self number, because there is not a number n which added to its sum of digits gives 1313445313452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2880362302 + ... + 2880362757.

Almost surely, 2^{1313445313452} is an apocalyptic number.

1313445313452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313445313452 is an abundant number, since it is smaller than the sum of its proper divisors (1912560720148).

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

1313445313452 is a wasteful number, since it uses less digits than its factorization.

1313445313452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760725085 (or 5760725083 counting only the distinct ones).

The product of its digits is 259200, while the sum is 39.

The spelling of 1313445313452 in words is "one trillion, three hundred thirteen billion, four hundred forty-five million, three hundred thirteen thousand, four hundred fifty-two".