53287441 has 2 divisors, whose sum is σ = 53287442. Its totient is φ = 53287440.

The previous prime is 53287439. The next prime is 53287453. The reversal of 53287441 is 14478235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39627025 + 13660416 = 6295^2 + 3696^2 .

It is a cyclic number.

It is not a de Polignac number, because 53287441 - 2¹ = 53287439 is a prime.

Together with 53287439, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 53287397 and 53287406.

It is not a weakly prime, because it can be changed into another prime (53287541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26643720 + 26643721.

It is an arithmetic number, because the mean of its divisors is an integer number (26643721).

Almost surely, 2^53287441 is an apocalyptic number.

It is an amenable number.

53287441 is a deficient number, since it is larger than the sum of its proper divisors (1).

53287441 is an equidigital number, since it uses as much as digits as its factorization.

53287441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 34.

The square root of 53287441 is about 7299.8247239232. The cubic root of 53287441 is about 376.3064147223.

It can be divided in two parts, 5328 and 7441, that added together give a square (12769 = 113²).

The spelling of 53287441 in words is "fifty-three million, two hundred eighty-seven thousand, four hundred forty-one".