13223454134 has 16 divisors (see below), whose sum is σ = 21829873680. Its totient is φ = 5957468160.

The previous prime is 13223454113. The next prime is 13223454169. The reversal of 13223454134 is 43145432231.

It is a self number, because there is not a number n which added to its sum of digits gives 13223454134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2657099 + ... + 2662070.

It is an arithmetic number, because the mean of its divisors is an integer number (1364367105).

Almost surely, 2^13223454134 is an apocalyptic number.

13223454134 is a deficient number, since it is larger than the sum of its proper divisors (8606419546).

13223454134 is a wasteful number, since it uses less digits than its factorization.

13223454134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319295.

The product of its digits is 34560, while the sum is 32.

Adding to 13223454134 its reverse (43145432231), we get a palindrome (56368886365).

The spelling of 13223454134 in words is "thirteen billion, two hundred twenty-three million, four hundred fifty-four thousand, one hundred thirty-four".