11117290 has 16 divisors (see below), whose sum is σ = 20049120. Its totient is φ = 4438480.

The previous prime is 11117213. The next prime is 11117321. The reversal of 11117290 is 9271111.

11117290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9645 + ... + 10735.

It is an arithmetic number, because the mean of its divisors is an integer number (1253070).

Almost surely, 2^11117290 is an apocalyptic number.

11117290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11117290 is a deficient number, since it is larger than the sum of its proper divisors (8931830).

11117290 is a wasteful number, since it uses less digits than its factorization.

11117290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117.

The product of its (nonzero) digits is 126, while the sum is 22.

The square root of 11117290 is about 3334.2600378495. The cubic root of 11117290 is about 223.1856725472.

The spelling of 11117290 in words is "eleven million, one hundred seventeen thousand, two hundred ninety".