53335517 has 2 divisors, whose sum is σ = 53335518. Its totient is φ = 53335516.

The previous prime is 53335501. The next prime is 53335549. The reversal of 53335517 is 71553335.

It is an a-pointer prime, because the next prime (53335549) can be obtained adding 53335517 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51681721 + 1653796 = 7189^2 + 1286^2 .

It is a cyclic number.

It is not a de Polignac number, because 53335517 - 2⁴ = 53335501 is a 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 (53335577) 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, 26667758 + 26667759.

It is an arithmetic number, because the mean of its divisors is an integer number (26667759).

Almost surely, 2^53335517 is an apocalyptic number.

It is an amenable number.

53335517 is a deficient number, since it is larger than the sum of its proper divisors (1).

53335517 is an equidigital number, since it uses as much as digits as its factorization.

53335517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23625, while the sum is 32.

The square root of 53335517 is about 7303.1169373083. The cubic root of 53335517 is about 376.4195487548.

The spelling of 53335517 in words is "fifty-three million, three hundred thirty-five thousand, five hundred seventeen".