6140111 has 4 divisors (see below), whose sum is σ = 6501312. Its totient is φ = 5778912.

The previous prime is 6140107. The next prime is 6140129. The reversal of 6140111 is 1110416.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6140111 - 2² = 6140107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6140171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180575 + ... + 180608.

It is an arithmetic number, because the mean of its divisors is an integer number (1625328).

Almost surely, 2^6140111 is an apocalyptic number.

6140111 is a deficient number, since it is larger than the sum of its proper divisors (361201).

6140111 is a wasteful number, since it uses less digits than its factorization.

6140111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361200.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 6140111 is about 2477.9247365487. The cubic root of 6140111 is about 183.1156266096.

Adding to 6140111 its reverse (1110416), we get a palindrome (7250527).

The spelling of 6140111 in words is "six million, one hundred forty thousand, one hundred eleven".