11225957 has 2 divisors, whose sum is σ = 11225958. Its totient is φ = 11225956.

The previous prime is 11225953. The next prime is 11225959. The reversal of 11225957 is 75952211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6145441 + 5080516 = 2479^2 + 2254^2 .

It is a cyclic number.

It is not a de Polignac number, because 11225957 - 2² = 11225953 is a prime.

It is a super-2 number, since 2×11225957² = 252044221131698, which contains 22 as substring.

Together with 11225959, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11225953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5612978 + 5612979.

It is an arithmetic number, because the mean of its divisors is an integer number (5612979).

Almost surely, 2^11225957 is an apocalyptic number.

It is an amenable number.

11225957 is a deficient number, since it is larger than the sum of its proper divisors (1).

11225957 is an equidigital number, since it uses as much as digits as its factorization.

11225957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300, while the sum is 32.

The square root of 11225957 is about 3350.5159304203. The cubic root of 11225957 is about 223.9104991611.

The spelling of 11225957 in words is "eleven million, two hundred twenty-five thousand, nine hundred fifty-seven".