4040111 has 8 divisors (see below), whose sum is σ = 4237920. Its totient is φ = 3844192.

The previous prime is 4040093. The next prime is 4040119. The reversal of 4040111 is 1110404.

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

It is a cyclic number.

It is not a de Polignac number, because 4040111 - 2¹⁴ = 4023727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4040092 and 4040101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040119) 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, 5861 + ... + 6513.

It is an arithmetic number, because the mean of its divisors is an integer number (529740).

Almost surely, 2^4040111 is an apocalyptic number.

4040111 is a deficient number, since it is larger than the sum of its proper divisors (197809).

4040111 is a wasteful number, since it uses less digits than its factorization.

4040111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 4040111 is about 2010.0027363165. The cubic root of 4040111 is about 159.2689434603.

Subtracting from 4040111 its sum of digits (11), we obtain a square (4040100 = 2010²).

Adding to 4040111 its reverse (1110404), we get a palindrome (5150515).

The spelling of 4040111 in words is "four million, forty thousand, one hundred eleven".