16171016 has 8 divisors (see below), whose sum is σ = 30320670. Its totient is φ = 8085504.

The previous prime is 16171013. The next prime is 16171019. The reversal of 16171016 is 61017161.

It is an interprime number because it is at equal distance from previous prime (16171013) and next prime (16171019).

It can be written as a sum of positive squares in only one way, i.e., 15602500 + 568516 = 3950^2 + 754^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 16170982 and 16171000.

It is not an unprimeable number, because it can be changed into a prime (16171013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010681 + ... + 1010696.

Almost surely, 2^16171016 is an apocalyptic number.

It is an amenable number.

16171016 is a deficient number, since it is larger than the sum of its proper divisors (14149654).

16171016 is a wasteful number, since it uses less digits than its factorization.

16171016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021383 (or 2021379 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 16171016 is about 4021.3201812340. The cubic root of 16171016 is about 252.8788079487.

Adding to 16171016 its reverse (61017161), we get a palindrome (77188177).

The spelling of 16171016 in words is "sixteen million, one hundred seventy-one thousand, sixteen".