53591597 has 2 divisors, whose sum is σ = 53591598. Its totient is φ = 53591596.

The previous prime is 53591579. The next prime is 53591641. The reversal of 53591597 is 79519535.

Together with previous prime (53591579) it forms an Ormiston pair, because they use the same digits, order apart.

It is an a-pointer prime, because the next prime (53591641) can be obtained adding 53591597 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34703881 + 18887716 = 5891^2 + 4346^2 .

It is a cyclic number.

It is not a de Polignac number, because 53591597 - 2¹⁰ = 53590573 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53591537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26795798 + 26795799.

It is an arithmetic number, because the mean of its divisors is an integer number (26795799).

Almost surely, 2^53591597 is an apocalyptic number.

It is an amenable number.

53591597 is a deficient number, since it is larger than the sum of its proper divisors (1).

53591597 is an equidigital number, since it uses as much as digits as its factorization.

53591597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 212625, while the sum is 44.

The square root of 53591597 is about 7320.6281834280. The cubic root of 53591597 is about 377.0210219828.

The spelling of 53591597 in words is "fifty-three million, five hundred ninety-one thousand, five hundred ninety-seven".