53271121 has 2 divisors, whose sum is σ = 53271122. Its totient is φ = 53271120.

The previous prime is 53271107. The next prime is 53271131. The reversal of 53271121 is 12117235.

It is a happy number.

53271121 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., 51552400 + 1718721 = 7180^2 + 1311^2 .

It is a cyclic number.

It is not a de Polignac number, because 53271121 - 2⁵ = 53271089 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 53271092 and 53271101.

It is not a weakly prime, because it can be changed into another prime (53271131) 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, 26635560 + 26635561.

It is an arithmetic number, because the mean of its divisors is an integer number (26635561).

Almost surely, 2^53271121 is an apocalyptic number.

It is an amenable number.

53271121 is a deficient number, since it is larger than the sum of its proper divisors (1).

53271121 is an equidigital number, since it uses as much as digits as its factorization.

53271121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 420, while the sum is 22.

The square root of 53271121 is about 7298.7068032632. The cubic root of 53271121 is about 376.2679944890.

Adding to 53271121 its reverse (12117235), we get a palindrome (65388356).

The spelling of 53271121 in words is "fifty-three million, two hundred seventy-one thousand, one hundred twenty-one".