13304511243 has 12 divisors (see below), whose sum is σ = 19224889320. Its totient is φ = 8866322496.

The previous prime is 13304511217. The next prime is 13304511251. The reversal of 13304511243 is 34211540331.

It is a happy number.

It is not a de Polignac number, because 13304511243 - 2⁶ = 13304511179 is a prime.

It is a super-2 number, since 2×13304511243² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13304511203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 254046 + ... + 301907.

It is an arithmetic number, because the mean of its divisors is an integer number (1602074110).

Almost surely, 2^13304511243 is an apocalyptic number.

13304511243 is a deficient number, since it is larger than the sum of its proper divisors (5920378077).

13304511243 is a wasteful number, since it uses less digits than its factorization.

13304511243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558618 (or 558615 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 13304511243 in words is "thirteen billion, three hundred four million, five hundred eleven thousand, two hundred forty-three".