122577163 has 2 divisors, whose sum is σ = 122577164. Its totient is φ = 122577162.

The previous prime is 122577137. The next prime is 122577173. The reversal of 122577163 is 361775221.

It is a strong prime.

It is an emirp because it is prime and its reverse (361775221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122577163 - 2²¹ = 120480011 is a prime.

It is not a weakly prime, because it can be changed into another prime (122577173) 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 as a sum of consecutive naturals, namely, 61288581 + 61288582.

It is an arithmetic number, because the mean of its divisors is an integer number (61288582).

Almost surely, 2^122577163 is an apocalyptic number.

122577163 is a deficient number, since it is larger than the sum of its proper divisors (1).

122577163 is an equidigital number, since it uses as much as digits as its factorization.

122577163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 34.

The square root of 122577163 is about 11071.4571308387. The cubic root of 122577163 is about 496.7484513659.

The spelling of 122577163 in words is "one hundred twenty-two million, five hundred seventy-seven thousand, one hundred sixty-three".