16971128 has 16 divisors (see below), whose sum is σ = 31866000. Its totient is φ = 8473536.

The previous prime is 16971121. The next prime is 16971133. The reversal of 16971128 is 82117961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16971121) 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, 8093 + ... + 9971.

It is an arithmetic number, because the mean of its divisors is an integer number (1991625).

Almost surely, 2^16971128 is an apocalyptic number.

It is an amenable number.

16971128 is a deficient number, since it is larger than the sum of its proper divisors (14894872).

16971128 is a wasteful number, since it uses less digits than its factorization.

16971128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3014 (or 3010 counting only the distinct ones).

The product of its digits is 6048, while the sum is 35.

The square root of 16971128 is about 4119.6028934838. The cubic root of 16971128 is about 256.9825117928.

The spelling of 16971128 in words is "sixteen million, nine hundred seventy-one thousand, one hundred twenty-eight".