11345227 has 2 divisors, whose sum is σ = 11345228. Its totient is φ = 11345226.

The previous prime is 11345219. The next prime is 11345231. The reversal of 11345227 is 72254311.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (72254311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11345227 - 2³ = 11345219 is a prime.

It is not a weakly prime, because it can be changed into another prime (11345237) 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 as a sum of consecutive naturals, namely, 5672613 + 5672614.

It is an arithmetic number, because the mean of its divisors is an integer number (5672614).

Almost surely, 2^11345227 is an apocalyptic number.

11345227 is a deficient number, since it is larger than the sum of its proper divisors (1).

11345227 is an equidigital number, since it uses as much as digits as its factorization.

11345227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1680, while the sum is 25.

The square root of 11345227 is about 3368.2676556355. The cubic root of 11345227 is about 224.7006851291.

Adding to 11345227 its reverse (72254311), we get a palindrome (83599538).

It can be divided in two parts, 11345 and 227, that multiplied together give a triangular number (2575315 = T₂₂₆₉).

The spelling of 11345227 in words is "eleven million, three hundred forty-five thousand, two hundred twenty-seven".