11097888 has 24 divisors (see below), whose sum is σ = 29132208. Its totient is φ = 3699264.

The previous prime is 11097887. The next prime is 11097901. The reversal of 11097888 is 88879011.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (11097887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57706 + ... + 57897.

It is an arithmetic number, because the mean of its divisors is an integer number (1213842).

Almost surely, 2^11097888 is an apocalyptic number.

It is an amenable number.

11097888 is an abundant number, since it is smaller than the sum of its proper divisors (18034320).

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

11097888 is a wasteful number, since it uses less digits than its factorization.

11097888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115616 (or 115608 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 42.

The square root of 11097888 is about 3331.3492761943. The cubic root of 11097888 is about 223.0557616928.

The spelling of 11097888 in words is "eleven million, ninety-seven thousand, eight hundred eighty-eight".