40044111 has 8 divisors (see below), whose sum is σ = 53477760. Its totient is φ = 26653272.

The previous prime is 40044089. The next prime is 40044113. The reversal of 40044111 is 11144004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40044111 - 2¹⁸ = 39781967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40044113) 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, 8451 + ... + 12308.

It is an arithmetic number, because the mean of its divisors is an integer number (6684720).

Almost surely, 2^40044111 is an apocalyptic number.

40044111 is a deficient number, since it is larger than the sum of its proper divisors (13433649).

40044111 is a wasteful number, since it uses less digits than its factorization.

40044111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21405.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 40044111 is about 6328.0416401917. The cubic root of 40044111 is about 342.1208577336.

Adding to 40044111 its reverse (11144004), we get a palindrome (51188115).

The spelling of 40044111 in words is "forty million, forty-four thousand, one hundred eleven".