4145111 has 2 divisors, whose sum is σ = 4145112. Its totient is φ = 4145110.

The previous prime is 4145069. The next prime is 4145117. The reversal of 4145111 is 1115414.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4145111 - 2⁶ = 4145047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4145111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4145117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072555 + 2072556.

It is an arithmetic number, because the mean of its divisors is an integer number (2072556).

Almost surely, 2^4145111 is an apocalyptic number.

4145111 is a deficient number, since it is larger than the sum of its proper divisors (1).

4145111 is an equidigital number, since it uses as much as digits as its factorization.

4145111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80, while the sum is 17.

The square root of 4145111 is about 2035.9545672731. The cubic root of 4145111 is about 160.6369273040.

The spelling of 4145111 in words is "four million, one hundred forty-five thousand, one hundred eleven".