53595391 has 2 divisors, whose sum is σ = 53595392. Its totient is φ = 53595390.

The previous prime is 53595383. The next prime is 53595403. The reversal of 53595391 is 19359535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53595391 - 2³ = 53595383 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53595361) 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, 26797695 + 26797696.

It is an arithmetic number, because the mean of its divisors is an integer number (26797696).

Almost surely, 2^53595391 is an apocalyptic number.

53595391 is a deficient number, since it is larger than the sum of its proper divisors (1).

53595391 is an equidigital number, since it uses as much as digits as its factorization.

53595391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 91125, while the sum is 40.

The square root of 53595391 is about 7320.8873096094. The cubic root of 53595391 is about 377.0299188005.

The spelling of 53595391 in words is "fifty-three million, five hundred ninety-five thousand, three hundred ninety-one".