11541452225 has 6 divisors (see below), whose sum is σ = 14311400790. Its totient is φ = 9233161760.

The previous prime is 11541452191. The next prime is 11541452231. The reversal of 11541452225 is 52225414511.

It can be written as a sum of positive squares in 3 ways, for example, as 2292398641 + 9249053584 = 47879^2 + 96172^2 .

It is not a de Polignac number, because 11541452225 - 2²⁰ = 11540403649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11541452191 and 11541452200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230829020 + ... + 230829069.

It is an arithmetic number, because the mean of its divisors is an integer number (2385233465).

Almost surely, 2^11541452225 is an apocalyptic number.

It is an amenable number.

11541452225 is a deficient number, since it is larger than the sum of its proper divisors (2769948565).

11541452225 is an equidigital number, since it uses as much as digits as its factorization.

11541452225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461658099 (or 461658094 counting only the distinct ones).

The product of its digits is 16000, while the sum is 32.

Adding to 11541452225 its reverse (52225414511), we get a palindrome (63766866736).

The spelling of 11541452225 in words is "eleven billion, five hundred forty-one million, four hundred fifty-two thousand, two hundred twenty-five".