1313441214565 has 12 divisors (see below), whose sum is σ = 1598016068964. Its totient is φ = 1036359074304.

The previous prime is 1313441214541. The next prime is 1313441214587. The reversal of 1313441214565 is 5654121443131.

It can be written as a sum of positive squares in 6 ways, for example, as 33153490561 + 1280287724004 = 182081^2 + 1131498^2 .

It is not a de Polignac number, because 1313441214565 - 2²⁵ = 1313407660133 is a prime.

It is a Duffinian number.

It is a congruent 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, 24620404 + ... + 24673693.

It is an arithmetic number, because the mean of its divisors is an integer number (133168005747).

Almost surely, 2^{1313441214565} is an apocalyptic number.

It is an amenable number.

1313441214565 is a deficient number, since it is larger than the sum of its proper divisors (284574854399).

1313441214565 is an frugal number, since it uses more digits than its factorization.

1313441214565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49294248 (or 49294175 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

Adding to 1313441214565 its reverse (5654121443131), we get a palindrome (6967562657696).

The spelling of 1313441214565 in words is "one trillion, three hundred thirteen billion, four hundred forty-one million, two hundred fourteen thousand, five hundred sixty-five".