11172044 has 24 divisors (see below), whose sum is σ = 21189168. Its totient is φ = 5123520.

The previous prime is 11172023. The next prime is 11172061. The reversal of 11172044 is 44027111.

11172044 = T₉₆ + T₉₇ + ... + T₄₀₇.

11172044 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, 8819 + ... + 10005.

It is an arithmetic number, because the mean of its divisors is an integer number (882882).

Almost surely, 2^11172044 is an apocalyptic number.

It is an amenable number.

11172044 is a deficient number, since it is larger than the sum of its proper divisors (10017124).

11172044 is a wasteful number, since it uses less digits than its factorization.

11172044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385 (or 1383 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 11172044 is about 3342.4607701512. The cubic root of 11172044 is about 223.5514781486.

Adding to 11172044 its reverse (44027111), we get a palindrome (55199155).

It can be divided in two parts, 111720 and 44, that multiplied together give a triangular number (4915680 = T₃₁₃₅).

The spelling of 11172044 in words is "eleven million, one hundred seventy-two thousand, forty-four".