112273813 has 2 divisors, whose sum is σ = 112273814. Its totient is φ = 112273812.

The previous prime is 112273801. The next prime is 112273841. The reversal of 112273813 is 318372211.

It is an a-pointer prime, because the next prime (112273841) can be obtained adding 112273813 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90212004 + 22061809 = 9498^2 + 4697^2 .

It is an emirp because it is prime and its reverse (318372211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112273813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112273853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56136906 + 56136907.

It is an arithmetic number, because the mean of its divisors is an integer number (56136907).

Almost surely, 2^112273813 is an apocalyptic number.

It is an amenable number.

112273813 is a deficient number, since it is larger than the sum of its proper divisors (1).

112273813 is an equidigital number, since it uses as much as digits as its factorization.

112273813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 28.

The square root of 112273813 is about 10595.9337955652. The cubic root of 112273813 is about 482.4209476115.

It can be divided in two parts, 1122738 and 13, that added together give a triangular number (1122751 = T₁₄₉₈).

The spelling of 112273813 in words is "one hundred twelve million, two hundred seventy-three thousand, eight hundred thirteen".