53069389 has 2 divisors, whose sum is σ = 53069390. Its totient is φ = 53069388.

The previous prime is 53069371. The next prime is 53069399. The reversal of 53069389 is 98396035.

53069389 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., 52809289 + 260100 = 7267^2 + 510^2 .

It is a cyclic number.

It is not a de Polignac number, because 53069389 - 2¹⁷ = 52938317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53069309) 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, 26534694 + 26534695.

It is an arithmetic number, because the mean of its divisors is an integer number (26534695).

Almost surely, 2^53069389 is an apocalyptic number.

It is an amenable number.

53069389 is a deficient number, since it is larger than the sum of its proper divisors (1).

53069389 is an equidigital number, since it uses as much as digits as its factorization.

53069389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 53069389 is about 7284.8739865560. The cubic root of 53069389 is about 375.7924315524.

The spelling of 53069389 in words is "fifty-three million, sixty-nine thousand, three hundred eighty-nine".