53134391 has 2 divisors, whose sum is σ = 53134392. Its totient is φ = 53134390.

The previous prime is 53134379. The next prime is 53134423. The reversal of 53134391 is 19343135.

53134391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53134391 - 2⁶ = 53134327 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53134321) 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, 26567195 + 26567196.

It is an arithmetic number, because the mean of its divisors is an integer number (26567196).

Almost surely, 2^53134391 is an apocalyptic number.

53134391 is a deficient number, since it is larger than the sum of its proper divisors (1).

53134391 is an equidigital number, since it uses as much as digits as its factorization.

53134391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 29.

The square root of 53134391 is about 7289.3340573745. The cubic root of 53134391 is about 375.9457986418.

The spelling of 53134391 in words is "fifty-three million, one hundred thirty-four thousand, three hundred ninety-one".