11118522 has 48 divisors (see below), whose sum is σ = 24208128. Its totient is φ = 3400320.

The previous prime is 11118521. The next prime is 11118533. The reversal of 11118522 is 22581111.

It is not an unprimeable number, because it can be changed into a prime (11118521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98338 + ... + 98450.

It is an arithmetic number, because the mean of its divisors is an integer number (504336).

Almost surely, 2^11118522 is an apocalyptic number.

11118522 is an abundant number, since it is smaller than the sum of its proper divisors (13089606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11118522 is a wasteful number, since it uses less digits than its factorization.

11118522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 172 counting only the distinct ones).

The product of its digits is 160, while the sum is 21.

The square root of 11118522 is about 3334.4447813692. Note that the first 3 decimals coincide. The cubic root of 11118522 is about 223.1939166004.

Adding to 11118522 its reverse (22581111), we get a palindrome (33699633).

The spelling of 11118522 in words is "eleven million, one hundred eighteen thousand, five hundred twenty-two".