53298409 has 2 divisors, whose sum is σ = 53298410. Its totient is φ = 53298408.

The previous prime is 53298397. The next prime is 53298419. The reversal of 53298409 is 90489235.

It is a happy number.

53298409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47403225 + 5895184 = 6885^2 + 2428^2 .

It is a cyclic number.

It is not a de Polignac number, because 53298409 - 2¹¹ = 53296361 is a prime.

It is a super-3 number, since 3×53298409³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (53298419) 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, 26649204 + 26649205.

It is an arithmetic number, because the mean of its divisors is an integer number (26649205).

Almost surely, 2^53298409 is an apocalyptic number.

It is an amenable number.

53298409 is a deficient number, since it is larger than the sum of its proper divisors (1).

53298409 is an equidigital number, since it uses as much as digits as its factorization.

53298409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 53298409 is about 7300.5759361848. The cubic root of 53298409 is about 376.3322309718.

The spelling of 53298409 in words is "fifty-three million, two hundred ninety-eight thousand, four hundred nine".