16992123 has 8 divisors (see below), whose sum is σ = 23387136. Its totient is φ = 10962600.

The previous prime is 16992103. The next prime is 16992133. The reversal of 16992123 is 32129961.

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

It is not a de Polignac number, because 16992123 - 2⁵ = 16992091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16992103) 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, 91263 + ... + 91448.

It is an arithmetic number, because the mean of its divisors is an integer number (2923392).

Almost surely, 2^16992123 is an apocalyptic number.

16992123 is a deficient number, since it is larger than the sum of its proper divisors (6395013).

16992123 is a wasteful number, since it uses less digits than its factorization.

16992123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182745.

The product of its digits is 5832, while the sum is 33.

The square root of 16992123 is about 4122.1502883811. The cubic root of 16992123 is about 257.0884392342.

The spelling of 16992123 in words is "sixteen million, nine hundred ninety-two thousand, one hundred twenty-three".