53644597 has 2 divisors, whose sum is σ = 53644598. Its totient is φ = 53644596.

The previous prime is 53644573. The next prime is 53644627. The reversal of 53644597 is 79544635.

53644597 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31798321 + 21846276 = 5639^2 + 4674^2 .

It is a cyclic number.

It is not a de Polignac number, because 53644597 - 2¹¹ = 53642549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53644517) 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, 26822298 + 26822299.

It is an arithmetic number, because the mean of its divisors is an integer number (26822299).

Almost surely, 2^53644597 is an apocalyptic number.

It is an amenable number.

53644597 is a deficient number, since it is larger than the sum of its proper divisors (1).

53644597 is an equidigital number, since it uses as much as digits as its factorization.

53644597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 43.

The square root of 53644597 is about 7324.2471968114. The cubic root of 53644597 is about 377.1452673976.

The spelling of 53644597 in words is "fifty-three million, six hundred forty-four thousand, five hundred ninety-seven".