11925229 has 4 divisors (see below), whose sum is σ = 12030876. Its totient is φ = 11819584.

The previous prime is 11925203. The next prime is 11925239. The reversal of 11925229 is 92252911.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5175625 + 6749604 = 2275^2 + 2598^2 .

It is a cyclic number.

It is not a de Polignac number, because 11925229 - 2⁵ = 11925197 is a prime.

It is a super-2 number, since 2×11925229² = 284422173404882, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11925229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11925239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52654 + ... + 52879.

It is an arithmetic number, because the mean of its divisors is an integer number (3007719).

Almost surely, 2^11925229 is an apocalyptic number.

It is an amenable number.

11925229 is a deficient number, since it is larger than the sum of its proper divisors (105647).

11925229 is a wasteful number, since it uses less digits than its factorization.

11925229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105646.

The product of its digits is 3240, while the sum is 31.

The square root of 11925229 is about 3453.2924868884. The cubic root of 11925229 is about 228.4663495240.

The spelling of 11925229 in words is "eleven million, nine hundred twenty-five thousand, two hundred twenty-nine".