53247853 has 2 divisors, whose sum is σ = 53247854. Its totient is φ = 53247852.

The previous prime is 53247841. The next prime is 53247869. The reversal of 53247853 is 35874235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50381604 + 2866249 = 7098^2 + 1693^2 .

It is a cyclic number.

It is not a de Polignac number, because 53247853 - 2¹⁷ = 53116781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53247833) 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, 26623926 + 26623927.

It is an arithmetic number, because the mean of its divisors is an integer number (26623927).

Almost surely, 2^53247853 is an apocalyptic number.

It is an amenable number.

53247853 is a deficient number, since it is larger than the sum of its proper divisors (1).

53247853 is an equidigital number, since it uses as much as digits as its factorization.

53247853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 37.

The square root of 53247853 is about 7297.1126481643. The cubic root of 53247853 is about 376.2132038349.

The spelling of 53247853 in words is "fifty-three million, two hundred forty-seven thousand, eight hundred fifty-three".