52509049 has 2 divisors, whose sum is σ = 52509050. Its totient is φ = 52509048.

The previous prime is 52509047. The next prime is 52509089. The reversal of 52509049 is 94090525.

52509049 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 can be written as a sum of positive squares in only one way, i.e., 29899024 + 22610025 = 5468^2 + 4755^2 .

It is a cyclic number.

It is not a de Polignac number, because 52509049 - 2¹ = 52509047 is a prime.

It is a super-3 number, since 3×52509049³ (a number of 24 digits) contains 333 as substring.

Together with 52509047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (52509043) 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, 26254524 + 26254525.

It is an arithmetic number, because the mean of its divisors is an integer number (26254525).

Almost surely, 2^52509049 is an apocalyptic number.

It is an amenable number.

52509049 is a deficient number, since it is larger than the sum of its proper divisors (1).

52509049 is an equidigital number, since it uses as much as digits as its factorization.

52509049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 52509049 is about 7246.3127865143. The cubic root of 52509049 is about 374.4651313968.

The spelling of 52509049 in words is "fifty-two million, five hundred nine thousand, forty-nine".