2328123391 has 8 divisors (see below), whose sum is σ = 2541398400. Its totient is φ = 2115119640.

The previous prime is 2328123379. The next prime is 2328123401. The reversal of 2328123391 is 1933218232.

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 2328123391 - 2⁷ = 2328123263 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 (2328123311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49651 + ... + 84388.

It is an arithmetic number, because the mean of its divisors is an integer number (317674800).

Almost surely, 2^2328123391 is an apocalyptic number.

2328123391 is a deficient number, since it is larger than the sum of its proper divisors (213275009).

2328123391 is a wasteful number, since it uses less digits than its factorization.

2328123391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135629.

The product of its digits is 15552, while the sum is 34.

The square root of 2328123391 is about 48250.6309906928. The cubic root of 2328123391 is about 1325.3644927691.

The spelling of 2328123391 in words is "two billion, three hundred twenty-eight million, one hundred twenty-three thousand, three hundred ninety-one".