122638067 has 2 divisors, whose sum is σ = 122638068. Its totient is φ = 122638066.

The previous prime is 122638063. The next prime is 122638079. The reversal of 122638067 is 760836221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122638067 - 2² = 122638063 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (122638063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61319033 + 61319034.

It is an arithmetic number, because the mean of its divisors is an integer number (61319034).

Almost surely, 2^122638067 is an apocalyptic number.

122638067 is a deficient number, since it is larger than the sum of its proper divisors (1).

122638067 is an equidigital number, since it uses as much as digits as its factorization.

122638067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 122638067 is about 11074.2072853997. The cubic root of 122638067 is about 496.8307096421.

It can be divided in two parts, 1226 and 38067, that added together give a palindrome (39293).

The spelling of 122638067 in words is "one hundred twenty-two million, six hundred thirty-eight thousand, sixty-seven".