123302017 has 2 divisors, whose sum is σ = 123302018. Its totient is φ = 123302016.

The previous prime is 123301967. The next prime is 123302041. The reversal of 123302017 is 710203321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106688241 + 16613776 = 10329^2 + 4076^2 .

It is a cyclic number.

It is not a de Polignac number, because 123302017 - 2⁷ = 123301889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123301985 and 123302003.

It is not a weakly prime, because it can be changed into another prime (123302317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61651008 + 61651009.

It is an arithmetic number, because the mean of its divisors is an integer number (61651009).

Almost surely, 2^123302017 is an apocalyptic number.

It is an amenable number.

123302017 is a deficient number, since it is larger than the sum of its proper divisors (1).

123302017 is an equidigital number, since it uses as much as digits as its factorization.

123302017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 123302017 is about 11104.1441363124. The cubic root of 123302017 is about 497.7256934108.

Adding to 123302017 its reverse (710203321), we get a palindrome (833505338).

The spelling of 123302017 in words is "one hundred twenty-three million, three hundred two thousand, seventeen".