16516053 has 6 divisors (see below), whose sum is σ = 23856534. Its totient is φ = 11010696.

The previous prime is 16516043. The next prime is 16516063. The reversal of 16516053 is 35061561.

It is a happy number.

16516053 is a `hidden beast` number, since 1 + 6 + 51 + 605 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (16516043) and next prime (16516063).

It can be written as a sum of positive squares in only one way, i.e., 9998244 + 6517809 = 3162^2 + 2553^2 .

It is not a de Polignac number, because 16516053 - 2⁴ = 16516037 is a prime.

It is a Curzon number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16516013) 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 5 ways as a sum of consecutive naturals, for example, 917550 + ... + 917567.

It is an arithmetic number, because the mean of its divisors is an integer number (3976089).

Almost surely, 2^16516053 is an apocalyptic number.

It is an amenable number.

16516053 is a deficient number, since it is larger than the sum of its proper divisors (7340481).

16516053 is a wasteful number, since it uses less digits than its factorization.

16516053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835123 (or 1835120 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 16516053 is about 4063.9947096422. The cubic root of 16516053 is about 254.6647034911.

The spelling of 16516053 in words is "sixteen million, five hundred sixteen thousand, fifty-three".