11534231225 has 72 divisors (see below), whose sum is σ = 16579605504. Its totient is φ = 7942176000.

The previous prime is 11534231183. The next prime is 11534231263. The reversal of 11534231225 is 52213243511.

It is not a de Polignac number, because 11534231225 - 2¹⁶ = 11534165689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4406117 + ... + 4408733.

Almost surely, 2^11534231225 is an apocalyptic number.

It is an amenable number.

11534231225 is a deficient number, since it is larger than the sum of its proper divisors (5045374279).

11534231225 is a wasteful number, since it uses less digits than its factorization.

11534231225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727 (or 2711 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

Adding to 11534231225 its reverse (52213243511), we get a palindrome (63747474736).

The spelling of 11534231225 in words is "eleven billion, five hundred thirty-four million, two hundred thirty-one thousand, two hundred twenty-five".