11190105 has 24 divisors (see below), whose sum is σ = 19850688. Its totient is φ = 5828256.

The previous prime is 11190083. The next prime is 11190119. The reversal of 11190105 is 50109111.

It is not a de Polignac number, because 11190105 - 2⁵ = 11190073 is a prime.

It is a super-2 number, since 2×11190105² = 250436899822050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 957 + ... + 4826.

It is an arithmetic number, because the mean of its divisors is an integer number (827112).

Almost surely, 2^11190105 is an apocalyptic number.

11190105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11190105 is a deficient number, since it is larger than the sum of its proper divisors (8660583).

11190105 is a wasteful number, since it uses less digits than its factorization.

11190105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5837 (or 5834 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 18.

The square root of 11190105 is about 3345.1614310822. The cubic root of 11190105 is about 223.6718795558.

Adding to 11190105 its reverse (50109111), we get a palindrome (61299216).

The spelling of 11190105 in words is "eleven million, one hundred ninety thousand, one hundred five".