53216699 has 2 divisors, whose sum is σ = 53216700. Its totient is φ = 53216698.

The previous prime is 53216689. The next prime is 53216707. The reversal of 53216699 is 99661235.

53216699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53216699 - 2¹² = 53212603 is a prime.

It is not a weakly prime, because it can be changed into another prime (53216689) 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 as a sum of consecutive naturals, namely, 26608349 + 26608350.

It is an arithmetic number, because the mean of its divisors is an integer number (26608350).

Almost surely, 2^53216699 is an apocalyptic number.

53216699 is a deficient number, since it is larger than the sum of its proper divisors (1).

53216699 is an equidigital number, since it uses as much as digits as its factorization.

53216699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 41.

The square root of 53216699 is about 7294.9776558945. The cubic root of 53216699 is about 376.1398185117.

The spelling of 53216699 in words is "fifty-three million, two hundred sixteen thousand, six hundred ninety-nine".