52161341 has 2 divisors, whose sum is σ = 52161342. Its totient is φ = 52161340.

The previous prime is 52161337. The next prime is 52161353. The reversal of 52161341 is 14316125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51984100 + 177241 = 7210^2 + 421^2 .

It is a cyclic number.

It is not a de Polignac number, because 52161341 - 2² = 52161337 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52161301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26080670 + 26080671.

It is an arithmetic number, because the mean of its divisors is an integer number (26080671).

Almost surely, 2^52161341 is an apocalyptic number.

It is an amenable number.

52161341 is a deficient number, since it is larger than the sum of its proper divisors (1).

52161341 is an equidigital number, since it uses as much as digits as its factorization.

52161341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 23.

The square root of 52161341 is about 7222.2808724114. The cubic root of 52161341 is about 373.6367473029.

Adding to 52161341 its reverse (14316125), we get a palindrome (66477466).

The spelling of 52161341 in words is "fifty-two million, one hundred sixty-one thousand, three hundred forty-one".