11225129 has 2 divisors, whose sum is σ = 11225130. Its totient is φ = 11225128.

The previous prime is 11225099. The next prime is 11225161. The reversal of 11225129 is 92152211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10627600 + 597529 = 3260^2 + 773^2 .

It is an emirp because it is prime and its reverse (92152211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11225129 - 2²⁰ = 10176553 is a prime.

It is not a weakly prime, because it can be changed into another prime (11225329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5612564 + 5612565.

It is an arithmetic number, because the mean of its divisors is an integer number (5612565).

Almost surely, 2^11225129 is an apocalyptic number.

It is an amenable number.

11225129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11225129 is an equidigital number, since it uses as much as digits as its factorization.

11225129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 23.

The square root of 11225129 is about 3350.3923650820. The cubic root of 11225129 is about 223.9049939898.

The spelling of 11225129 in words is "eleven million, two hundred twenty-five thousand, one hundred twenty-nine".