16568053 has 4 divisors (see below), whose sum is σ = 16673740. Its totient is φ = 16462368.

The previous prime is 16568023. The next prime is 16568087. The reversal of 16568053 is 35086561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35086561 = 421 ⋅83341.

It can be written as a sum of positive squares in 2 ways, for example, as 2377764 + 14190289 = 1542^2 + 3767^2 .

It is a cyclic number.

It is not a de Polignac number, because 16568053 - 2¹³ = 16559861 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 (16568003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52608 + ... + 52921.

It is an arithmetic number, because the mean of its divisors is an integer number (4168435).

Almost surely, 2^16568053 is an apocalyptic number.

It is an amenable number.

16568053 is a deficient number, since it is larger than the sum of its proper divisors (105687).

16568053 is a wasteful number, since it uses less digits than its factorization.

16568053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105686.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 16568053 is about 4070.3873280070. The cubic root of 16568053 is about 254.9316900199.

The spelling of 16568053 in words is "sixteen million, five hundred sixty-eight thousand, fifty-three".