52051121 has 2 divisors, whose sum is σ = 52051122. Its totient is φ = 52051120.

The previous prime is 52051081. The next prime is 52051133. The reversal of 52051121 is 12115025.

52051121 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., 38626225 + 13424896 = 6215^2 + 3664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52051121 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52051121.

It is not a weakly prime, because it can be changed into another prime (52051151) 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, 26025560 + 26025561.

It is an arithmetic number, because the mean of its divisors is an integer number (26025561).

Almost surely, 2^52051121 is an apocalyptic number.

It is an amenable number.

52051121 is a deficient number, since it is larger than the sum of its proper divisors (1).

52051121 is an equidigital number, since it uses as much as digits as its factorization.

52051121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 52051121 is about 7214.6462837758. The cubic root of 52051121 is about 373.3733895336.

Adding to 52051121 its reverse (12115025), we get a palindrome (64166146).

The spelling of 52051121 in words is "fifty-two million, fifty-one thousand, one hundred twenty-one".