52543847 has 2 divisors, whose sum is σ = 52543848. Its totient is φ = 52543846.

The previous prime is 52543817. The next prime is 52543849. The reversal of 52543847 is 74834525.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52543847 - 2⁶ = 52543783 is a prime.

Together with 52543849, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52543847.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52543849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26271923 + 26271924.

It is an arithmetic number, because the mean of its divisors is an integer number (26271924).

Almost surely, 2^52543847 is an apocalyptic number.

52543847 is a deficient number, since it is larger than the sum of its proper divisors (1).

52543847 is an equidigital number, since it uses as much as digits as its factorization.

52543847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134400, while the sum is 38.

The square root of 52543847 is about 7248.7134720583. The cubic root of 52543847 is about 374.5478330801.

The spelling of 52543847 in words is "fifty-two million, five hundred forty-three thousand, eight hundred forty-seven".