1313554512523 has 16 divisors (see below), whose sum is σ = 1480811219712. Its totient is φ = 1154821500000.

The previous prime is 1313554512511. The next prime is 1313554512533. The reversal of 1313554512523 is 3252154553131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313554512523 is a prime.

It is a super-3 number, since 3×1313554512523³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1313554512533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13700103 + ... + 13795648.

It is an arithmetic number, because the mean of its divisors is an integer number (92550701232).

Almost surely, 2^{1313554512523} is an apocalyptic number.

1313554512523 is a deficient number, since it is larger than the sum of its proper divisors (167256707189).

1313554512523 is a wasteful number, since it uses less digits than its factorization.

1313554512523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27495906.

The product of its digits is 270000, while the sum is 40.

The spelling of 1313554512523 in words is "one trillion, three hundred thirteen billion, five hundred fifty-four million, five hundred twelve thousand, five hundred twenty-three".