11227387 has 2 divisors, whose sum is σ = 11227388. Its totient is φ = 11227386.

The previous prime is 11227369. The next prime is 11227393. The reversal of 11227387 is 78372211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11227387 is a prime.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (11227357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5613693 + 5613694.

It is an arithmetic number, because the mean of its divisors is an integer number (5613694).

Almost surely, 2^11227387 is an apocalyptic number.

11227387 is a deficient number, since it is larger than the sum of its proper divisors (1).

11227387 is an equidigital number, since it uses as much as digits as its factorization.

11227387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 31.

The square root of 11227387 is about 3350.7293235951. The cubic root of 11227387 is about 223.9200062472.

Adding to 11227387 its reverse (78372211), we get a palindrome (89599598).

The spelling of 11227387 in words is "eleven million, two hundred twenty-seven thousand, three hundred eighty-seven".