13043045225 has 24 divisors (see below), whose sum is σ = 18590744640. Its totient is φ = 8892083520.

The previous prime is 13043045207. The next prime is 13043045237. The reversal of 13043045225 is 52254034031.

It is a happy number.

It is not a de Polignac number, because 13043045225 - 2¹⁶ = 13042979689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185135 + ... + 245684.

It is an arithmetic number, because the mean of its divisors is an integer number (774614360).

Almost surely, 2^13043045225 is an apocalyptic number.

It is an amenable number.

13043045225 is a deficient number, since it is larger than the sum of its proper divisors (5547699415).

13043045225 is a wasteful number, since it uses less digits than its factorization.

13043045225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431009 (or 431004 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 13043045225 its reverse (52254034031), we get a palindrome (65297079256).

The spelling of 13043045225 in words is "thirteen billion, forty-three million, forty-five thousand, two hundred twenty-five".