122416369 has 2 divisors, whose sum is σ = 122416370. Its totient is φ = 122416368.

The previous prime is 122416363. The next prime is 122416381. The reversal of 122416369 is 963614221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65610000 + 56806369 = 8100^2 + 7537^2 .

It is a cyclic number.

It is not a de Polignac number, because 122416369 - 2³ = 122416361 is a prime.

It is a super-2 number, since 2×122416369² = 29971534798288322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122416361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61208184 + 61208185.

It is an arithmetic number, because the mean of its divisors is an integer number (61208185).

Almost surely, 2^122416369 is an apocalyptic number.

It is an amenable number.

122416369 is a deficient number, since it is larger than the sum of its proper divisors (1).

122416369 is an equidigital number, since it uses as much as digits as its factorization.

122416369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 122416369 is about 11064.1931020748. The cubic root of 122416369 is about 496.5311484586.

The spelling of 122416369 in words is "one hundred twenty-two million, four hundred sixteen thousand, three hundred sixty-nine".