123339587 has 8 divisors (see below), whose sum is σ = 141699072. Its totient is φ = 105165000.

The previous prime is 123339569. The next prime is 123339589. The reversal of 123339587 is 785933321.

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 123339587 - 2¹⁶ = 123274051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123339589) 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, 44789 + ... + 47462.

It is an arithmetic number, because the mean of its divisors is an integer number (17712384).

Almost surely, 2^123339587 is an apocalyptic number.

123339587 is a deficient number, since it is larger than the sum of its proper divisors (18359485).

123339587 is an equidigital number, since it uses as much as digits as its factorization.

123339587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92449.

The product of its digits is 136080, while the sum is 41.

The square root of 123339587 is about 11105.8357182159. The cubic root of 123339587 is about 497.7762404492.

The spelling of 123339587 in words is "one hundred twenty-three million, three hundred thirty-nine thousand, five hundred eighty-seven".