4014191 has 2 divisors, whose sum is σ = 4014192. Its totient is φ = 4014190.

The previous prime is 4014173. The next prime is 4014203. The reversal of 4014191 is 1914104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4014191 is a prime.

It is a super-2 number, since 2×4014191² = 32227458768962, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4014161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2007095 + 2007096.

It is an arithmetic number, because the mean of its divisors is an integer number (2007096).

Almost surely, 2^4014191 is an apocalyptic number.

4014191 is a deficient number, since it is larger than the sum of its proper divisors (1).

4014191 is an equidigital number, since it uses as much as digits as its factorization.

4014191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 4014191 is about 2003.5446089369. The cubic root of 4014191 is about 158.9276070375.

Adding to 4014191 its reverse (1914104), we get a palindrome (5928295).

The spelling of 4014191 in words is "four million, fourteen thousand, one hundred ninety-one".