16671093 has 4 divisors (see below), whose sum is σ = 22228128. Its totient is φ = 11114060.

The previous prime is 16671089. The next prime is 16671121. The reversal of 16671093 is 39017661.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16671093 - 2² = 16671089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16671043) 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, 2778513 + ... + 2778518.

It is an arithmetic number, because the mean of its divisors is an integer number (5557032).

Almost surely, 2^16671093 is an apocalyptic number.

It is an amenable number.

16671093 is a deficient number, since it is larger than the sum of its proper divisors (5557035).

16671093 is an equidigital number, since it uses as much as digits as its factorization.

16671093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5557034.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 16671093 is about 4083.0249815547. The cubic root of 16671093 is about 255.4590884029.

The spelling of 16671093 in words is "sixteen million, six hundred seventy-one thousand, ninety-three".