123523329 has 8 divisors (see below), whose sum is σ = 165560832. Its totient is φ = 81917360.

The previous prime is 123523289. The next prime is 123523331. The reversal of 123523329 is 923325321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123523329 - 2¹⁵ = 123490561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123523296 and 123523305.

It is not an unprimeable number, because it can be changed into a prime (123523399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107214 + ... + 108359.

It is an arithmetic number, because the mean of its divisors is an integer number (20695104).

Almost surely, 2^123523329 is an apocalyptic number.

It is an amenable number.

123523329 is a deficient number, since it is larger than the sum of its proper divisors (42037503).

123523329 is a wasteful number, since it uses less digits than its factorization.

123523329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215767.

The product of its digits is 9720, while the sum is 30.

The square root of 123523329 is about 11114.1049572154. The cubic root of 123523329 is about 498.0233009533.

The spelling of 123523329 in words is "one hundred twenty-three million, five hundred twenty-three thousand, three hundred twenty-nine".