53887319 has 2 divisors, whose sum is σ = 53887320. Its totient is φ = 53887318.

The previous prime is 53887291. The next prime is 53887343. The reversal of 53887319 is 91378835.

It is a happy number.

53887319 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 53887319 - 2⁸ = 53887063 is a prime.

It is a super-2 number, since 2×53887319² = 5807686298015522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53887319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53887349) 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, 26943659 + 26943660.

It is an arithmetic number, because the mean of its divisors is an integer number (26943660).

Almost surely, 2^53887319 is an apocalyptic number.

53887319 is a deficient number, since it is larger than the sum of its proper divisors (1).

53887319 is an equidigital number, since it uses as much as digits as its factorization.

53887319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 44.

The square root of 53887319 is about 7340.7982535961. The cubic root of 53887319 is about 377.7132260300.

The spelling of 53887319 in words is "fifty-three million, eight hundred eighty-seven thousand, three hundred nineteen".