11227538 has 16 divisors (see below), whose sum is σ = 19564224. Its totient is φ = 4732560.

The previous prime is 11227529. The next prime is 11227547. The reversal of 11227538 is 83572211.

It is an interprime number because it is at equal distance from previous prime (11227529) and next prime (11227547).

It is a self number, because there is not a number n which added to its sum of digits gives 11227538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5720 + ... + 7427.

It is an arithmetic number, because the mean of its divisors is an integer number (1222764).

Almost surely, 2^11227538 is an apocalyptic number.

11227538 is a deficient number, since it is larger than the sum of its proper divisors (8336686).

11227538 is a wasteful number, since it uses less digits than its factorization.

11227538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13217.

The product of its digits is 3360, while the sum is 29.

The square root of 11227538 is about 3350.7518559273. The cubic root of 11227538 is about 223.9210100952.

Adding to 11227538 its reverse (83572211), we get a palindrome (94799749).

The spelling of 11227538 in words is "eleven million, two hundred twenty-seven thousand, five hundred thirty-eight".