16125717 has 8 divisors (see below), whose sum is σ = 21773440. Its totient is φ = 10614240.

The previous prime is 16125689. The next prime is 16125721. The reversal of 16125717 is 71752161.

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

It is not a de Polignac number, because 16125717 - 2⁷ = 16125589 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 (16125757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33784 + ... + 34257.

It is an arithmetic number, because the mean of its divisors is an integer number (2721680).

Almost surely, 2^16125717 is an apocalyptic number.

It is an amenable number.

16125717 is a deficient number, since it is larger than the sum of its proper divisors (5647723).

16125717 is an equidigital number, since it uses as much as digits as its factorization.

16125717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68123.

The product of its digits is 2940, while the sum is 30.

The square root of 16125717 is about 4015.6838770003. The cubic root of 16125717 is about 252.6424618416.

Adding to 16125717 its reverse (71752161), we get a palindrome (87877878).

It can be divided in two parts, 161 and 25717, that added together give a triangular number (25878 = T₂₂₇).

The spelling of 16125717 in words is "sixteen million, one hundred twenty-five thousand, seven hundred seventeen".