122566063 has 2 divisors, whose sum is σ = 122566064. Its totient is φ = 122566062.

The previous prime is 122566021. The next prime is 122566109. The reversal of 122566063 is 360665221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122566063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122566013) 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, 61283031 + 61283032.

It is an arithmetic number, because the mean of its divisors is an integer number (61283032).

Almost surely, 2^122566063 is an apocalyptic number.

122566063 is a deficient number, since it is larger than the sum of its proper divisors (1).

122566063 is an equidigital number, since it uses as much as digits as its factorization.

122566063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 122566063 is about 11070.9558304602. The cubic root of 122566063 is about 496.7334565275.

The spelling of 122566063 in words is "one hundred twenty-two million, five hundred sixty-six thousand, sixty-three".