1310253343555 has 16 divisors (see below), whose sum is σ = 1694389302144. Its totient is φ = 966920941440.

The previous prime is 1310253343523. The next prime is 1310253343583. The reversal of 1310253343555 is 5553433520131.

It is not a de Polignac number, because 1310253343555 - 2⁵ = 1310253343523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6681336 + ... + 6874645.

It is an arithmetic number, because the mean of its divisors is an integer number (105899331384).

Almost surely, 2^{1310253343555} is an apocalyptic number.

1310253343555 is a deficient number, since it is larger than the sum of its proper divisors (384135958589).

1310253343555 is a wasteful number, since it uses less digits than its factorization.

1310253343555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13557486.

The product of its (nonzero) digits is 405000, while the sum is 40.

Adding to 1310253343555 its reverse (5553433520131), we get a palindrome (6863686863686).

The spelling of 1310253343555 in words is "one trillion, three hundred ten billion, two hundred fifty-three million, three hundred forty-three thousand, five hundred fifty-five".