53505211 has 2 divisors, whose sum is σ = 53505212. Its totient is φ = 53505210.

The previous prime is 53505209. The next prime is 53505217. The reversal of 53505211 is 11250535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53505211 - 2¹ = 53505209 is a prime.

Together with 53505209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (53505217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26752605 + 26752606.

It is an arithmetic number, because the mean of its divisors is an integer number (26752606).

Almost surely, 2^53505211 is an apocalyptic number.

53505211 is a deficient number, since it is larger than the sum of its proper divisors (1).

53505211 is an equidigital number, since it uses as much as digits as its factorization.

53505211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 53505211 is about 7314.7256271169. The cubic root of 53505211 is about 376.8183356453.

Adding to 53505211 its reverse (11250535), we get a palindrome (64755746).

The spelling of 53505211 in words is "fifty-three million, five hundred five thousand, two hundred eleven".