122435123 has 2 divisors, whose sum is σ = 122435124. Its totient is φ = 122435122.

The previous prime is 122435111. The next prime is 122435167. The reversal of 122435123 is 321534221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122435123 - 2⁶ = 122435059 is a prime.

It is not a weakly prime, because it can be changed into another prime (122435623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61217561 + 61217562.

It is an arithmetic number, because the mean of its divisors is an integer number (61217562).

Almost surely, 2^122435123 is an apocalyptic number.

122435123 is a deficient number, since it is larger than the sum of its proper divisors (1).

122435123 is an equidigital number, since it uses as much as digits as its factorization.

122435123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 122435123 is about 11065.0405783260. The cubic root of 122435123 is about 496.5565031007.

Adding to 122435123 its reverse (321534221), we get a palindrome (443969344).

The spelling of 122435123 in words is "one hundred twenty-two million, four hundred thirty-five thousand, one hundred twenty-three".