123084359 has 4 divisors (see below), whose sum is σ = 123106704. Its totient is φ = 123062016.

The previous prime is 123084349. The next prime is 123084421. The reversal of 123084359 is 953480321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123084359 - 2¹⁶ = 123018823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123084329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3614 + ... + 16100.

It is an arithmetic number, because the mean of its divisors is an integer number (30776676).

Almost surely, 2^123084359 is an apocalyptic number.

123084359 is a deficient number, since it is larger than the sum of its proper divisors (22345).

123084359 is an equidigital number, since it uses as much as digits as its factorization.

123084359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22344.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 123084359 is about 11094.3390519670. The cubic root of 123084359 is about 497.4326520114.

The spelling of 123084359 in words is "one hundred twenty-three million, eighty-four thousand, three hundred fifty-nine".