52775161 has 2 divisors, whose sum is σ = 52775162. Its totient is φ = 52775160.

The previous prime is 52775153. The next prime is 52775167. The reversal of 52775161 is 16157725.

It is a happy number.

52775161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36421225 + 16353936 = 6035^2 + 4044^2 .

It is a cyclic number.

It is not a de Polignac number, because 52775161 - 2³ = 52775153 is a prime.

It is not a weakly prime, because it can be changed into another prime (52775167) 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, 26387580 + 26387581.

It is an arithmetic number, because the mean of its divisors is an integer number (26387581).

Almost surely, 2^52775161 is an apocalyptic number.

It is an amenable number.

52775161 is a deficient number, since it is larger than the sum of its proper divisors (1).

52775161 is an equidigital number, since it uses as much as digits as its factorization.

52775161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14700, while the sum is 34.

The square root of 52775161 is about 7264.6514713371. The cubic root of 52775161 is about 375.0966530123.

The spelling of 52775161 in words is "fifty-two million, seven hundred seventy-five thousand, one hundred sixty-one".