11542225 has 6 divisors (see below), whose sum is σ = 14312390. Its totient is φ = 9233760.

The previous prime is 11542217. The next prime is 11542231. The reversal of 11542225 is 52224511.

It can be written as a sum of positive squares in 3 ways, for example, as 9409 + 11532816 = 97^2 + 3396^2 .

It is not a de Polignac number, because 11542225 - 2³ = 11542217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11542196 and 11542205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230820 + ... + 230869.

Almost surely, 2^11542225 is an apocalyptic number.

It is an amenable number.

11542225 is a deficient number, since it is larger than the sum of its proper divisors (2770165).

11542225 is an equidigital number, since it uses as much as digits as its factorization.

11542225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461699 (or 461694 counting only the distinct ones).

The product of its digits is 800, while the sum is 22.

The square root of 11542225 is about 3397.3850238088. The cubic root of 11542225 is about 225.9937933921.

Adding to 11542225 its reverse (52224511), we get a palindrome (63766736).

The spelling of 11542225 in words is "eleven million, five hundred forty-two thousand, two hundred twenty-five".