16159042 has 4 divisors (see below), whose sum is σ = 24238566. Its totient is φ = 8079520.

The previous prime is 16159037. The next prime is 16159051. The reversal of 16159042 is 24095161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24095161 = 47 ⋅512663.

It can be written as a sum of positive squares in only one way, i.e., 8874441 + 7284601 = 2979^2 + 2699^2 .

It is a super-2 number, since 2×16159042² = 522229276715528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16159042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4039759 + ... + 4039762.

Almost surely, 2^16159042 is an apocalyptic number.

16159042 is a deficient number, since it is larger than the sum of its proper divisors (8079524).

16159042 is an equidigital number, since it uses as much as digits as its factorization.

16159042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8079523.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 16159042 is about 4019.8310909788. The cubic root of 16159042 is about 252.8163769400.

The spelling of 16159042 in words is "sixteen million, one hundred fifty-nine thousand, forty-two".