53517311 has 2 divisors, whose sum is σ = 53517312. Its totient is φ = 53517310.

The previous prime is 53517283. The next prime is 53517323. The reversal of 53517311 is 11371535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53517311 - 2²² = 49323007 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53517361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26758655 + 26758656.

It is an arithmetic number, because the mean of its divisors is an integer number (26758656).

Almost surely, 2^53517311 is an apocalyptic number.

53517311 is a deficient number, since it is larger than the sum of its proper divisors (1).

53517311 is an equidigital number, since it uses as much as digits as its factorization.

53517311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1575, while the sum is 26.

The square root of 53517311 is about 7315.5526790530. The cubic root of 53517311 is about 376.8467388489.

Adding to 53517311 its reverse (11371535), we get a palindrome (64888846).

The spelling of 53517311 in words is "fifty-three million, five hundred seventeen thousand, three hundred eleven".