11252277 has 10 divisors (see below), whose sum is σ = 16809078. Its totient is φ = 7501464.

The previous prime is 11252273. The next prime is 11252279. The reversal of 11252277 is 77225211.

It can be written as a sum of positive squares in only one way, i.e., 6625476 + 4626801 = 2574^2 + 2151^2 .

It is not a de Polignac number, because 11252277 - 2² = 11252273 is a prime.

It is a super-2 number, since 2×11252277² = 253227475369458, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 11252277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11252273) 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 in 9 ways as a sum of consecutive naturals, for example, 69378 + ... + 69539.

Almost surely, 2^11252277 is an apocalyptic number.

It is an amenable number.

11252277 is a deficient number, since it is larger than the sum of its proper divisors (5556801).

11252277 is an equidigital number, since it uses as much as digits as its factorization.

11252277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138929 (or 138920 counting only the distinct ones).

The product of its digits is 1960, while the sum is 27.

The square root of 11252277 is about 3354.4413841950. The cubic root of 11252277 is about 224.0853535801.

Adding to 11252277 its reverse (77225211), we get a palindrome (88477488).

The spelling of 11252277 in words is "eleven million, two hundred fifty-two thousand, two hundred seventy-seven".