16128059 has 4 divisors (see below), whose sum is σ = 16432416. Its totient is φ = 15823704.

The previous prime is 16128043. The next prime is 16128061. The reversal of 16128059 is 95082161.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16128059 - 2⁴ = 16128043 is a prime.

It is a super-2 number, since 2×16128059² = 520228574214962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16128659) 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 3 ways as a sum of consecutive naturals, for example, 152099 + ... + 152204.

It is an arithmetic number, because the mean of its divisors is an integer number (4108104).

Almost surely, 2^16128059 is an apocalyptic number.

16128059 is a deficient number, since it is larger than the sum of its proper divisors (304357).

16128059 is an equidigital number, since it uses as much as digits as its factorization.

16128059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304356.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 16128059 is about 4015.9754730327. The cubic root of 16128059 is about 252.6546919955.

The spelling of 16128059 in words is "sixteen million, one hundred twenty-eight thousand, fifty-nine".