53134243 has 2 divisors, whose sum is σ = 53134244. Its totient is φ = 53134242.

The previous prime is 53134229. The next prime is 53134247. The reversal of 53134243 is 34243135.

53134243 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 a de Polignac number, because none of the positive numbers 2^k-53134243 is a prime.

It is not a weakly prime, because it can be changed into another prime (53134247) 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, 26567121 + 26567122.

It is an arithmetic number, because the mean of its divisors is an integer number (26567122).

Almost surely, 2^53134243 is an apocalyptic number.

53134243 is a deficient number, since it is larger than the sum of its proper divisors (1).

53134243 is an equidigital number, since it uses as much as digits as its factorization.

53134243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 25.

The square root of 53134243 is about 7289.3239055484. The cubic root of 53134243 is about 375.9454495896.

Adding to 53134243 its reverse (34243135), we get a palindrome (87377378).

The spelling of 53134243 in words is "fifty-three million, one hundred thirty-four thousand, two hundred forty-three".