131114111 has 2 divisors, whose sum is σ = 131114112. Its totient is φ = 131114110.

The previous prime is 131114077. The next prime is 131114129. The reversal of 131114111 is 111411131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131114111 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 (131114141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65557055 + 65557056.

It is an arithmetic number, because the mean of its divisors is an integer number (65557056).

Almost surely, 2^131114111 is an apocalyptic number.

131114111 is a deficient number, since it is larger than the sum of its proper divisors (1).

131114111 is an equidigital number, since it uses as much as digits as its factorization.

131114111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12, while the sum is 14.

The square root of 131114111 is about 11450.5070193420. The cubic root of 131114111 is about 508.0227310700.

Adding to 131114111 its reverse (111411131), we get a palindrome (242525242).

The spelling of 131114111 in words is "one hundred thirty-one million, one hundred fourteen thousand, one hundred eleven".