112513279 has 2 divisors, whose sum is σ = 112513280. Its totient is φ = 112513278.

The previous prime is 112513277. The next prime is 112513333. The reversal of 112513279 is 972315211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112513279 - 2¹ = 112513277 is a prime.

Together with 112513277, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112513279.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112513273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56256639 + 56256640.

It is an arithmetic number, because the mean of its divisors is an integer number (56256640).

Almost surely, 2^112513279 is an apocalyptic number.

112513279 is a deficient number, since it is larger than the sum of its proper divisors (1).

112513279 is an equidigital number, since it uses as much as digits as its factorization.

112513279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 31.

The square root of 112513279 is about 10607.2276773905. The cubic root of 112513279 is about 482.7636852349.

It can be divided in two parts, 1125132 and 79, that added together give a palindrome (1125211).

The spelling of 112513279 in words is "one hundred twelve million, five hundred thirteen thousand, two hundred seventy-nine".