52146443 has 2 divisors, whose sum is σ = 52146444. Its totient is φ = 52146442.

The previous prime is 52146439. The next prime is 52146461. The reversal of 52146443 is 34464125.

52146443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52146443 - 2² = 52146439 is a prime.

It is not a weakly prime, because it can be changed into another prime (52146403) 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, 26073221 + 26073222.

It is an arithmetic number, because the mean of its divisors is an integer number (26073222).

Almost surely, 2^52146443 is an apocalyptic number.

52146443 is a deficient number, since it is larger than the sum of its proper divisors (1).

52146443 is an equidigital number, since it uses as much as digits as its factorization.

52146443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 29.

The square root of 52146443 is about 7221.2494071317. The cubic root of 52146443 is about 373.6011719758.

It can be divided in two parts, 521 and 46443, that added together give a palindrome (46964).

The spelling of 52146443 in words is "fifty-two million, one hundred forty-six thousand, four hundred forty-three".