122234779 has 2 divisors, whose sum is σ = 122234780. Its totient is φ = 122234778.

The previous prime is 122234759. The next prime is 122234831. The reversal of 122234779 is 977432221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122234779 - 2¹⁵ = 122202011 is a prime.

It is a super-3 number, since 3×122234779³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (122234729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61117389 + 61117390.

It is an arithmetic number, because the mean of its divisors is an integer number (61117390).

Almost surely, 2^122234779 is an apocalyptic number.

122234779 is a deficient number, since it is larger than the sum of its proper divisors (1).

122234779 is an equidigital number, since it uses as much as digits as its factorization.

122234779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 37.

The square root of 122234779 is about 11055.9838549086. The cubic root of 122234779 is about 496.2855121606.

The spelling of 122234779 in words is "one hundred twenty-two million, two hundred thirty-four thousand, seven hundred seventy-nine".