52771045 has 4 divisors (see below), whose sum is σ = 63325260. Its totient is φ = 42216832.

The previous prime is 52771031. The next prime is 52771051. The reversal of 52771045 is 54017725.

52771045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6081156 + 46689889 = 2466^2 + 6833^2 .

It is a cyclic number.

It is not a de Polignac number, because 52771045 - 2⁵ = 52771013 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 52770998 and 52771016.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5277100 + ... + 5277109.

It is an arithmetic number, because the mean of its divisors is an integer number (15831315).

Almost surely, 2^52771045 is an apocalyptic number.

It is an amenable number.

52771045 is a deficient number, since it is larger than the sum of its proper divisors (10554215).

52771045 is a wasteful number, since it uses less digits than its factorization.

52771045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10554214.

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 52771045 is about 7264.3681762422. The cubic root of 52771045 is about 375.0869013417.

The spelling of 52771045 in words is "fifty-two million, seven hundred seventy-one thousand, forty-five".