123282617 has 2 divisors, whose sum is σ = 123282618. Its totient is φ = 123282616.

The previous prime is 123282587. The next prime is 123282637. The reversal of 123282617 is 716282321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88755241 + 34527376 = 9421^2 + 5876^2 .

It is an emirp because it is prime and its reverse (716282321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123282617 - 2⁸ = 123282361 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (123282637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61641308 + 61641309.

It is an arithmetic number, because the mean of its divisors is an integer number (61641309).

Almost surely, 2^123282617 is an apocalyptic number.

It is an amenable number.

123282617 is a deficient number, since it is larger than the sum of its proper divisors (1).

123282617 is an equidigital number, since it uses as much as digits as its factorization.

123282617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 32.

The square root of 123282617 is about 11103.2705542106. The cubic root of 123282617 is about 497.6995884447.

The spelling of 123282617 in words is "one hundred twenty-three million, two hundred eighty-two thousand, six hundred seventeen".