53039647 has 2 divisors, whose sum is σ = 53039648. Its totient is φ = 53039646.

The previous prime is 53039599. The next prime is 53039663. The reversal of 53039647 is 74693035.

53039647 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 is a cyclic number.

It is not a de Polignac number, because 53039647 - 2¹¹ = 53037599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53039447) 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, 26519823 + 26519824.

It is an arithmetic number, because the mean of its divisors is an integer number (26519824).

Almost surely, 2^53039647 is an apocalyptic number.

53039647 is a deficient number, since it is larger than the sum of its proper divisors (1).

53039647 is an equidigital number, since it uses as much as digits as its factorization.

53039647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 53039647 is about 7282.8323473769. The cubic root of 53039647 is about 375.7222158887.

The spelling of 53039647 in words is "fifty-three million, thirty-nine thousand, six hundred forty-seven".