11444431225 has 12 divisors (see below), whose sum is σ = 14213604160. Its totient is φ = 9141022800.

The previous prime is 11444431199. The next prime is 11444431259. The reversal of 11444431225 is 52213444411.

It is a happy number.

It is not a de Polignac number, because 11444431225 - 2¹¹ = 11444429177 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 346965 + ... + 378514.

Almost surely, 2^11444431225 is an apocalyptic number.

It is an amenable number.

11444431225 is a deficient number, since it is larger than the sum of its proper divisors (2769172935).

11444431225 is an equidigital number, since it uses as much as digits as its factorization.

11444431225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726120 (or 726115 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

Adding to 11444431225 its reverse (52213444411), we get a palindrome (63657875636).

The spelling of 11444431225 in words is "eleven billion, four hundred forty-four million, four hundred thirty-one thousand, two hundred twenty-five".