13255403343 has 32 divisors (see below), whose sum is σ = 21808550400. Its totient is φ = 6973831296.

The previous prime is 13255403261. The next prime is 13255403383. The reversal of 13255403343 is 34330455231.

It is not a de Polignac number, because 13255403343 - 2¹⁰ = 13255402319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13255403383) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43788 + ... + 168606.

It is an arithmetic number, because the mean of its divisors is an integer number (681517200).

Almost surely, 2^13255403343 is an apocalyptic number.

13255403343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13255403343 is a deficient number, since it is larger than the sum of its proper divisors (8553147057).

13255403343 is a wasteful number, since it uses less digits than its factorization.

13255403343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125231.

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 13255403343 its reverse (34330455231), we get a palindrome (47585858574).

The spelling of 13255403343 in words is "thirteen billion, two hundred fifty-five million, four hundred three thousand, three hundred forty-three".