16042127 has 4 divisors (see below), whose sum is σ = 16475736. Its totient is φ = 15608520.

The previous prime is 16042121. The next prime is 16042141. The reversal of 16042127 is 72124061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72124061 = 137 ⋅526453.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16042127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16042121) 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, 216749 + ... + 216822.

It is an arithmetic number, because the mean of its divisors is an integer number (4118934).

Almost surely, 2^16042127 is an apocalyptic number.

16042127 is a deficient number, since it is larger than the sum of its proper divisors (433609).

16042127 is an equidigital number, since it uses as much as digits as its factorization.

16042127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433608.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 16042127 is about 4005.2624133757. The cubic root of 16042127 is about 252.2051690604.

Adding to 16042127 its reverse (72124061), we get a palindrome (88166188).

The spelling of 16042127 in words is "sixteen million, forty-two thousand, one hundred twenty-seven".