112321243 has 2 divisors, whose sum is σ = 112321244. Its totient is φ = 112321242.

The previous prime is 112321229. The next prime is 112321249. The reversal of 112321243 is 342123211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112321243 - 2⁹ = 112320731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112321243.

It is not a weakly prime, because it can be changed into another prime (112321249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56160621 + 56160622.

It is an arithmetic number, because the mean of its divisors is an integer number (56160622).

Almost surely, 2^112321243 is an apocalyptic number.

112321243 is a deficient number, since it is larger than the sum of its proper divisors (1).

112321243 is an equidigital number, since it uses as much as digits as its factorization.

112321243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 112321243 is about 10598.1716819459. The cubic root of 112321243 is about 482.4888708539.

Adding to 112321243 its reverse (342123211), we get a palindrome (454444454).

It can be divided in two parts, 1123 and 21243, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 112321243 in words is "one hundred twelve million, three hundred twenty-one thousand, two hundred forty-three".