122608543 has 2 divisors, whose sum is σ = 122608544. Its totient is φ = 122608542.

The previous prime is 122608531. The next prime is 122608547. The reversal of 122608543 is 345806221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122608543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122608547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61304271 + 61304272.

It is an arithmetic number, because the mean of its divisors is an integer number (61304272).

Almost surely, 2^122608543 is an apocalyptic number.

122608543 is a deficient number, since it is larger than the sum of its proper divisors (1).

122608543 is an equidigital number, since it uses as much as digits as its factorization.

122608543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 122608543 is about 11072.8741977862. The cubic root of 122608543 is about 496.7908372830.

The spelling of 122608543 in words is "one hundred twenty-two million, six hundred eight thousand, five hundred forty-three".