112513111 has 2 divisors, whose sum is σ = 112513112. Its totient is φ = 112513110.

The previous prime is 112513109. The next prime is 112513129. The reversal of 112513111 is 111315211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112513111 - 2¹ = 112513109 is a prime.

Together with 112513109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112513211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56256555 + 56256556.

It is an arithmetic number, because the mean of its divisors is an integer number (56256556).

Almost surely, 2^112513111 is an apocalyptic number.

112513111 is a deficient number, since it is larger than the sum of its proper divisors (1).

112513111 is an equidigital number, since it uses as much as digits as its factorization.

112513111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30, while the sum is 16.

The square root of 112513111 is about 10607.2197582590. The cubic root of 112513111 is about 482.7634449541.

Adding to 112513111 its reverse (111315211), we get a palindrome (223828322).

The spelling of 112513111 in words is "one hundred twelve million, five hundred thirteen thousand, one hundred eleven".