53170343 has 2 divisors, whose sum is σ = 53170344. Its totient is φ = 53170342.

The previous prime is 53170331. The next prime is 53170349. The reversal of 53170343 is 34307135.

53170343 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 53170343 - 2⁶ = 53170279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53170349) 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, 26585171 + 26585172.

It is an arithmetic number, because the mean of its divisors is an integer number (26585172).

Almost surely, 2^53170343 is an apocalyptic number.

53170343 is a deficient number, since it is larger than the sum of its proper divisors (1).

53170343 is an equidigital number, since it uses as much as digits as its factorization.

53170343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 53170343 is about 7291.7997092625. The cubic root of 53170343 is about 376.0305708318.

Adding to 53170343 its reverse (34307135), we get a palindrome (87477478).

The spelling of 53170343 in words is "fifty-three million, one hundred seventy thousand, three hundred forty-three".