122345017 has 2 divisors, whose sum is σ = 122345018. Its totient is φ = 122345016.

The previous prime is 122344993. The next prime is 122345021. The reversal of 122345017 is 710543221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93141801 + 29203216 = 9651^2 + 5404^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122345017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122344982 and 122345000.

It is not a weakly prime, because it can be changed into another prime (122345057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61172508 + 61172509.

It is an arithmetic number, because the mean of its divisors is an integer number (61172509).

Almost surely, 2^122345017 is an apocalyptic number.

It is an amenable number.

122345017 is a deficient number, since it is larger than the sum of its proper divisors (1).

122345017 is an equidigital number, since it uses as much as digits as its factorization.

122345017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 122345017 is about 11060.9681764301. The cubic root of 122345017 is about 496.4346597936.

Adding to 122345017 its reverse (710543221), we get a palindrome (832888238).

The spelling of 122345017 in words is "one hundred twenty-two million, three hundred forty-five thousand, seventeen".