1313444243425 has 12 divisors (see below), whose sum is σ = 1630679112496. Its totient is φ = 1049459749200.

The previous prime is 1313444243417. The next prime is 1313444243443. The reversal of 1313444243425 is 5243424443131.

It is not a de Polignac number, because 1313444243425 - 2³ = 1313444243417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32370459 + ... + 32411008.

Almost surely, 2^{1313444243425} is an apocalyptic number.

It is an amenable number.

1313444243425 is a deficient number, since it is larger than the sum of its proper divisors (317234869071).

1313444243425 is an equidigital number, since it uses as much as digits as its factorization.

1313444243425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64782288 (or 64782283 counting only the distinct ones).

The product of its digits is 552960, while the sum is 40.

Adding to 1313444243425 its reverse (5243424443131), we get a palindrome (6556868686556).

The spelling of 1313444243425 in words is "one trillion, three hundred thirteen billion, four hundred forty-four million, two hundred forty-three thousand, four hundred twenty-five".