122276239 has 2 divisors, whose sum is σ = 122276240. Its totient is φ = 122276238.

The previous prime is 122276221. The next prime is 122276249. The reversal of 122276239 is 932672221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122276239 - 2⁷ = 122276111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122276249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61138119 + 61138120.

It is an arithmetic number, because the mean of its divisors is an integer number (61138120).

Almost surely, 2^122276239 is an apocalyptic number.

122276239 is a deficient number, since it is larger than the sum of its proper divisors (1).

122276239 is an equidigital number, since it uses as much as digits as its factorization.

122276239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 122276239 is about 11057.8586986812. The cubic root of 122276239 is about 496.3416164096.

The spelling of 122276239 in words is "one hundred twenty-two million, two hundred seventy-six thousand, two hundred thirty-nine".