53887567 has 2 divisors, whose sum is σ = 53887568. Its totient is φ = 53887566.

The previous prime is 53887549. The next prime is 53887573. The reversal of 53887567 is 76578835.

53887567 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 53887567 - 2¹⁹ = 53363279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53887567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53887507) 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, 26943783 + 26943784.

It is an arithmetic number, because the mean of its divisors is an integer number (26943784).

Almost surely, 2^53887567 is an apocalyptic number.

53887567 is a deficient number, since it is larger than the sum of its proper divisors (1).

53887567 is an equidigital number, since it uses as much as digits as its factorization.

53887567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1411200, while the sum is 49.

The square root of 53887567 is about 7340.8151454726. The cubic root of 53887567 is about 377.7138054659.

The spelling of 53887567 in words is "fifty-three million, eight hundred eighty-seven thousand, five hundred sixty-seven".