122302917 has 12 divisors (see below), whose sum is σ = 192719904. Its totient is φ = 74122920.

The previous prime is 122302909. The next prime is 122302931. The reversal of 122302917 is 719203221.

It is not a de Polignac number, because 122302917 - 2³ = 122302909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122302417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 617593 + ... + 617790.

It is an arithmetic number, because the mean of its divisors is an integer number (16059992).

Almost surely, 2^122302917 is an apocalyptic number.

It is an amenable number.

122302917 is a deficient number, since it is larger than the sum of its proper divisors (70416987).

122302917 is a wasteful number, since it uses less digits than its factorization.

122302917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235400 (or 1235397 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 122302917 is about 11059.0649243053. The cubic root of 122302917 is about 496.3777107451.

The spelling of 122302917 in words is "one hundred twenty-two million, three hundred two thousand, nine hundred seventeen".