53524447 has 2 divisors, whose sum is σ = 53524448. Its totient is φ = 53524446.

The previous prime is 53524439. The next prime is 53524453. The reversal of 53524447 is 74442535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53524447 - 2³ = 53524439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53524477) 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, 26762223 + 26762224.

It is an arithmetic number, because the mean of its divisors is an integer number (26762224).

Almost surely, 2^53524447 is an apocalyptic number.

53524447 is a deficient number, since it is larger than the sum of its proper divisors (1).

53524447 is an equidigital number, since it uses as much as digits as its factorization.

53524447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 34.

The square root of 53524447 is about 7316.0403908125. The cubic root of 53524447 is about 376.8634876900.

The spelling of 53524447 in words is "fifty-three million, five hundred twenty-four thousand, four hundred forty-seven".