6113111 has 2 divisors, whose sum is σ = 6113112. Its totient is φ = 6113110.

The previous prime is 6113087. The next prime is 6113123. The reversal of 6113111 is 1113116.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6113111 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6113161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3056555 + 3056556.

It is an arithmetic number, because the mean of its divisors is an integer number (3056556).

Almost surely, 2^6113111 is an apocalyptic number.

6113111 is a deficient number, since it is larger than the sum of its proper divisors (1).

6113111 is an equidigital number, since it uses as much as digits as its factorization.

6113111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18, while the sum is 14.

The square root of 6113111 is about 2472.4706267214. The cubic root of 6113111 is about 182.8468265490.

Adding to 6113111 its reverse (1113116), we get a palindrome (7226227).

The spelling of 6113111 in words is "six million, one hundred thirteen thousand, one hundred eleven".