53166553 has 12 divisors (see below), whose sum is σ = 59107860. Its totient is φ = 47780480.

The previous prime is 53166551. The next prime is 53166571. The reversal of 53166553 is 35566135.

53166553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16297369 + 36869184 = 4037^2 + 6072^2 .

It is not a de Polignac number, because 53166553 - 2¹ = 53166551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53166551) 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 11 ways as a sum of consecutive naturals, for example, 8301 + ... + 13237.

It is an arithmetic number, because the mean of its divisors is an integer number (4925655).

Almost surely, 2^53166553 is an apocalyptic number.

It is an amenable number.

53166553 is a deficient number, since it is larger than the sum of its proper divisors (5941307).

53166553 is a wasteful number, since it uses less digits than its factorization.

53166553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5048 (or 5037 counting only the distinct ones).

The product of its digits is 40500, while the sum is 34.

The square root of 53166553 is about 7291.5398236586. The cubic root of 53166553 is about 376.0216360909.

The spelling of 53166553 in words is "fifty-three million, one hundred sixty-six thousand, five hundred fifty-three".