52645847 has 2 divisors, whose sum is σ = 52645848. Its totient is φ = 52645846.

The previous prime is 52645807. The next prime is 52645849. The reversal of 52645847 is 74854625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52645847 - 2²⁴ = 35868631 is a prime.

Together with 52645849, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52645849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26322923 + 26322924.

It is an arithmetic number, because the mean of its divisors is an integer number (26322924).

Almost surely, 2^52645847 is an apocalyptic number.

52645847 is a deficient number, since it is larger than the sum of its proper divisors (1).

52645847 is an equidigital number, since it uses as much as digits as its factorization.

52645847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 41.

The square root of 52645847 is about 7255.7457921292. The cubic root of 52645847 is about 374.7900383167.

It can be divided in two parts, 5264 and 5847, that added together give a palindrome (11111).

The spelling of 52645847 in words is "fifty-two million, six hundred forty-five thousand, eight hundred forty-seven".