16125839 has 4 divisors (see below), whose sum is σ = 16140000. Its totient is φ = 16111680.

The previous prime is 16125803. The next prime is 16125869. The reversal of 16125839 is 93852161.

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 16125839 - 2⁸ = 16125583 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16125799 and 16125808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16125869) 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, 5207 + ... + 7704.

It is an arithmetic number, because the mean of its divisors is an integer number (4035000).

Almost surely, 2^16125839 is an apocalyptic number.

16125839 is a deficient number, since it is larger than the sum of its proper divisors (14161).

16125839 is a wasteful number, since it uses less digits than its factorization.

16125839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14160.

The product of its digits is 12960, while the sum is 35.

The square root of 16125839 is about 4015.6990674103. The cubic root of 16125839 is about 252.6430989668.

The spelling of 16125839 in words is "sixteen million, one hundred twenty-five thousand, eight hundred thirty-nine".