11731465225 has 12 divisors (see below), whose sum is σ = 14627392780. Its totient is φ = 9333316800.

The previous prime is 11731465217. The next prime is 11731465231. The reversal of 11731465225 is 52256413711.

It can be written as a sum of positive squares in 6 ways, for example, as 5607463689 + 6124001536 = 74883^2 + 78256^2 .

It is not a de Polignac number, because 11731465225 - 2³ = 11731465217 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, 1291770 + ... + 1300819.

Almost surely, 2^11731465225 is an apocalyptic number.

It is an amenable number.

11731465225 is a deficient number, since it is larger than the sum of its proper divisors (2895927555).

11731465225 is a wasteful number, since it uses less digits than its factorization.

11731465225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592780 (or 2592775 counting only the distinct ones).

The product of its digits is 50400, while the sum is 37.

Adding to 11731465225 its reverse (52256413711), we get a palindrome (63987878936).

The spelling of 11731465225 in words is "eleven billion, seven hundred thirty-one million, four hundred sixty-five thousand, two hundred twenty-five".