16122147 has 8 divisors (see below), whose sum is σ = 21514944. Its totient is φ = 10738728.

The previous prime is 16122133. The next prime is 16122151. The reversal of 16122147 is 74122161.

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

It is not a de Polignac number, because 16122147 - 2⁴ = 16122131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16122107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4668 + ... + 7350.

It is an arithmetic number, because the mean of its divisors is an integer number (2689368).

Almost surely, 2^16122147 is an apocalyptic number.

16122147 is a deficient number, since it is larger than the sum of its proper divisors (5392797).

16122147 is a wasteful number, since it uses less digits than its factorization.

16122147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4689.

The product of its digits is 672, while the sum is 24.

The square root of 16122147 is about 4015.2393452944. The cubic root of 16122147 is about 252.6238166726.

The spelling of 16122147 in words is "sixteen million, one hundred twenty-two thousand, one hundred forty-seven".