16171012 has 48 divisors (see below), whose sum is σ = 35223552. Its totient is φ = 6382080.

The previous prime is 16171007. The next prime is 16171013. The reversal of 16171012 is 21017161.

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 in 15 ways as a sum of consecutive naturals, for example, 8893 + ... + 10555.

It is an arithmetic number, because the mean of its divisors is an integer number (733824).

Almost surely, 2^16171012 is an apocalyptic number.

It is an amenable number.

16171012 is an abundant number, since it is smaller than the sum of its proper divisors (19052540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16171012 is a wasteful number, since it uses less digits than its factorization.

16171012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708 (or 1706 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 16171012 is about 4021.3196838849. The cubic root of 16171012 is about 252.8787870983.

Adding to 16171012 its reverse (21017161), we get a palindrome (37188173).

The spelling of 16171012 in words is "sixteen million, one hundred seventy-one thousand, twelve".