4120111 has 2 divisors, whose sum is σ = 4120112. Its totient is φ = 4120110.

The previous prime is 4120097. The next prime is 4120133. The reversal of 4120111 is 1110214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4120111 - 2⁵ = 4120079 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4120141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060055 + 2060056.

It is an arithmetic number, because the mean of its divisors is an integer number (2060056).

Almost surely, 2^4120111 is an apocalyptic number.

4120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

4120111 is an equidigital number, since it uses as much as digits as its factorization.

4120111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 4120111 is about 2029.8056557217. The cubic root of 4120111 is about 160.3133313088.

Adding to 4120111 its reverse (1110214), we get a palindrome (5230325).

The spelling of 4120111 in words is "four million, one hundred twenty thousand, one hundred eleven".