53489671 has 2 divisors, whose sum is σ = 53489672. Its totient is φ = 53489670.

The previous prime is 53489669. The next prime is 53489677. The reversal of 53489671 is 17698435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53489671 - 2¹ = 53489669 is a prime.

It is a super-2 number, since 2×53489671² = 5722289807376482, which contains 22 as substring.

Together with 53489669, it forms a pair of twin primes.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53489677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26744835 + 26744836.

It is an arithmetic number, because the mean of its divisors is an integer number (26744836).

Almost surely, 2^53489671 is an apocalyptic number.

53489671 is a deficient number, since it is larger than the sum of its proper divisors (1).

53489671 is an equidigital number, since it uses as much as digits as its factorization.

53489671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 53489671 is about 7313.6633091769. The cubic root of 53489671 is about 376.7818511993.

The spelling of 53489671 in words is "fifty-three million, four hundred eighty-nine thousand, six hundred seventy-one".