53483609 has 2 divisors, whose sum is σ = 53483610. Its totient is φ = 53483608.

The previous prime is 53483597. The next prime is 53483663. The reversal of 53483609 is 90638435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31393609 + 22090000 = 5603^2 + 4700^2 .

It is a cyclic number.

It is not a de Polignac number, because 53483609 - 2¹² = 53479513 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (53483009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26741804 + 26741805.

It is an arithmetic number, because the mean of its divisors is an integer number (26741805).

Almost surely, 2^53483609 is an apocalyptic number.

It is an amenable number.

53483609 is a deficient number, since it is larger than the sum of its proper divisors (1).

53483609 is an equidigital number, since it uses as much as digits as its factorization.

53483609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 53483609 is about 7313.2488676374. The cubic root of 53483609 is about 376.7676170626.

The spelling of 53483609 in words is "fifty-three million, four hundred eighty-three thousand, six hundred nine".