112320517 has 2 divisors, whose sum is σ = 112320518. Its totient is φ = 112320516.

The previous prime is 112320511. The next prime is 112320539. The reversal of 112320517 is 715023211.

It is a happy number.

It is an a-pointer prime, because the next prime (112320539) can be obtained adding 112320517 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83740801 + 28579716 = 9151^2 + 5346^2 .

It is a cyclic number.

It is not a de Polignac number, because 112320517 - 2¹¹ = 112318469 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112320511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56160258 + 56160259.

It is an arithmetic number, because the mean of its divisors is an integer number (56160259).

Almost surely, 2^112320517 is an apocalyptic number.

It is an amenable number.

112320517 is a deficient number, since it is larger than the sum of its proper divisors (1).

112320517 is an equidigital number, since it uses as much as digits as its factorization.

112320517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 112320517 is about 10598.1374306998. The cubic root of 112320517 is about 482.4878313127.

Adding to 112320517 its reverse (715023211), we get a palindrome (827343728).

The spelling of 112320517 in words is "one hundred twelve million, three hundred twenty thousand, five hundred seventeen".