53684811 has 6 divisors (see below), whose sum is σ = 77544740. Its totient is φ = 35789868.

The previous prime is 53684809. The next prime is 53684843. The reversal of 53684811 is 11848635.

53684811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53684811 - 2¹ = 53684809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53684801) 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, 2982481 + ... + 2982498.

Almost surely, 2^53684811 is an apocalyptic number.

53684811 is a deficient number, since it is larger than the sum of its proper divisors (23859929).

53684811 is a wasteful number, since it uses less digits than its factorization.

53684811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5964985 (or 5964982 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 53684811 is about 7326.9919475867. The cubic root of 53684811 is about 377.2394846001.

The spelling of 53684811 in words is "fifty-three million, six hundred eighty-four thousand, eight hundred eleven".