122575823 has 2 divisors, whose sum is σ = 122575824. Its totient is φ = 122575822.

The previous prime is 122575819. The next prime is 122575861. The reversal of 122575823 is 328575221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122575823 - 2² = 122575819 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122575223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61287911 + 61287912.

It is an arithmetic number, because the mean of its divisors is an integer number (61287912).

Almost surely, 2^122575823 is an apocalyptic number.

122575823 is a deficient number, since it is larger than the sum of its proper divisors (1).

122575823 is an equidigital number, since it uses as much as digits as its factorization.

122575823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 35.

The square root of 122575823 is about 11071.3966147004. The cubic root of 122575823 is about 496.7466412263.

The spelling of 122575823 in words is "one hundred twenty-two million, five hundred seventy-five thousand, eight hundred twenty-three".