53104391 has 2 divisors, whose sum is σ = 53104392. Its totient is φ = 53104390.

The previous prime is 53104369. The next prime is 53104417. The reversal of 53104391 is 19340135.

53104391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (53104417) can be obtained adding 53104391 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53104391 - 2²² = 48910087 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53104391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53104301) 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, 26552195 + 26552196.

It is an arithmetic number, because the mean of its divisors is an integer number (26552196).

Almost surely, 2^53104391 is an apocalyptic number.

53104391 is a deficient number, since it is larger than the sum of its proper divisors (1).

53104391 is an equidigital number, since it uses as much as digits as its factorization.

53104391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 53104391 is about 7287.2759656816. The cubic root of 53104391 is about 375.8750315609.

The spelling of 53104391 in words is "fifty-three million, one hundred four thousand, three hundred ninety-one".