11105290 has 16 divisors (see below), whose sum is σ = 22845312. Its totient is φ = 3807504.

The previous prime is 11105287. The next prime is 11105299. The reversal of 11105290 is 9250111.

It is not an unprimeable number, because it can be changed into a prime (11105299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79254 + ... + 79393.

It is an arithmetic number, because the mean of its divisors is an integer number (1427832).

Almost surely, 2^11105290 is an apocalyptic number.

11105290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11105290 is an abundant number, since it is smaller than the sum of its proper divisors (11740022).

11105290 is a wasteful number, since it uses less digits than its factorization.

11105290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158661.

The product of its (nonzero) digits is 90, while the sum is 19.

The square root of 11105290 is about 3332.4600522737. The cubic root of 11105290 is about 223.1053414510.

It can be divided in two parts, 1110 and 5290, that added together give a square (6400 = 80²).

The spelling of 11105290 in words is "eleven million, one hundred five thousand, two hundred ninety".