53066511 has 12 divisors (see below), whose sum is σ = 77411880. Its totient is φ = 35026800.

The previous prime is 53066509. The next prime is 53066579. The reversal of 53066511 is 11566035.

It is a happy number.

53066511 is a `hidden beast` number, since 5 + 3 + 0 + 6 + 651 + 1 = 666.

It is not a de Polignac number, because 53066511 - 2¹ = 53066509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53066501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28281 + ... + 30098.

It is an arithmetic number, because the mean of its divisors is an integer number (6450990).

Almost surely, 2^53066511 is an apocalyptic number.

53066511 is a deficient number, since it is larger than the sum of its proper divisors (24345369).

53066511 is a wasteful number, since it uses less digits than its factorization.

53066511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58486 (or 58483 counting only the distinct ones).

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

The square root of 53066511 is about 7284.6764512914. The cubic root of 53066511 is about 375.7856382440.

The spelling of 53066511 in words is "fifty-three million, sixty-six thousand, five hundred eleven".