11172042 has 24 divisors (see below), whose sum is σ = 27664416. Its totient is φ = 3191976.

The previous prime is 11172023. The next prime is 11172061. The reversal of 11172042 is 24027111.

11172042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11172023) and next prime (11172061).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44208 + ... + 44459.

It is an arithmetic number, because the mean of its divisors is an integer number (1152684).

Almost surely, 2^11172042 is an apocalyptic number.

11172042 is an abundant number, since it is smaller than the sum of its proper divisors (16492374).

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

11172042 is a wasteful number, since it uses less digits than its factorization.

11172042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88682 (or 88679 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 11172042 is about 3342.4604709704. The cubic root of 11172042 is about 223.5514648086.

Adding to 11172042 its reverse (24027111), we get a palindrome (35199153).

The spelling of 11172042 in words is "eleven million, one hundred seventy-two thousand, forty-two".