122523329 has 2 divisors, whose sum is σ = 122523330. Its totient is φ = 122523328.

The previous prime is 122523311. The next prime is 122523361. The reversal of 122523329 is 923325221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118810000 + 3713329 = 10900^2 + 1927^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122523329 is a prime.

It is a super-2 number, since 2×122523329² = 30023932298484482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122523389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61261664 + 61261665.

It is an arithmetic number, because the mean of its divisors is an integer number (61261665).

Almost surely, 2^122523329 is an apocalyptic number.

It is an amenable number.

122523329 is a deficient number, since it is larger than the sum of its proper divisors (1).

122523329 is an equidigital number, since it uses as much as digits as its factorization.

122523329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 29.

The square root of 122523329 is about 11069.0256572112. The cubic root of 122523329 is about 496.6757192971.

The spelling of 122523329 in words is "one hundred twenty-two million, five hundred twenty-three thousand, three hundred twenty-nine".