11228237 has 2 divisors, whose sum is σ = 11228238. Its totient is φ = 11228236.

The previous prime is 11228233. The next prime is 11228251. The reversal of 11228237 is 73282211.

11228237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7123561 + 4104676 = 2669^2 + 2026^2 .

It is a cyclic number.

It is not a de Polignac number, because 11228237 - 2² = 11228233 is a prime.

It is a super-2 number, since 2×11228237² = 252146612256338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11228233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5614118 + 5614119.

It is an arithmetic number, because the mean of its divisors is an integer number (5614119).

Almost surely, 2^11228237 is an apocalyptic number.

It is an amenable number.

11228237 is a deficient number, since it is larger than the sum of its proper divisors (1).

11228237 is an equidigital number, since it uses as much as digits as its factorization.

11228237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 26.

The square root of 11228237 is about 3350.8561592524. The cubic root of 11228237 is about 223.9256569299.

The spelling of 11228237 in words is "eleven million, two hundred twenty-eight thousand, two hundred thirty-seven".