11105742 has 16 divisors (see below), whose sum is σ = 22257360. Its totient is φ = 3694272.

The previous prime is 11105729. The next prime is 11105767. The reversal of 11105742 is 24750111.

It is a happy number.

It is a congruent number.

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, 1788 + ... + 5040.

It is an arithmetic number, because the mean of its divisors is an integer number (1391085).

Almost surely, 2^11105742 is an apocalyptic number.

11105742 is an abundant number, since it is smaller than the sum of its proper divisors (11151618).

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

11105742 is a wasteful number, since it uses less digits than its factorization.

11105742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3827.

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 11105742 is about 3332.5278693508. The cubic root of 11105742 is about 223.1083683042.

Adding to 11105742 its reverse (24750111), we get a palindrome (35855853).

The spelling of 11105742 in words is "eleven million, one hundred five thousand, seven hundred forty-two".