13340332243 has 16 divisors (see below), whose sum is σ = 15371564544. Its totient is φ = 11340774720.

The previous prime is 13340332217. The next prime is 13340332261. The reversal of 13340332243 is 34223304331.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13340332243 - 2²¹ = 13338235091 is a prime.

It is a super-2 number, since 2×13340332243² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13340332043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 521748 + ... + 546718.

It is an arithmetic number, because the mean of its divisors is an integer number (960722784).

Almost surely, 2^13340332243 is an apocalyptic number.

13340332243 is a deficient number, since it is larger than the sum of its proper divisors (2031232301).

13340332243 is a wasteful number, since it uses less digits than its factorization.

13340332243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25602.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 13340332243 its reverse (34223304331), we get a palindrome (47563636574).

The spelling of 13340332243 in words is "thirteen billion, three hundred forty million, three hundred thirty-two thousand, two hundred forty-three".