53563249 has 2 divisors, whose sum is σ = 53563250. Its totient is φ = 53563248.

The previous prime is 53563201. The next prime is 53563259. The reversal of 53563249 is 94236535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38353249 + 15210000 = 6193^2 + 3900^2 .

It is a cyclic number.

It is not a de Polignac number, because 53563249 - 2¹¹ = 53561201 is a prime.

It is not a weakly prime, because it can be changed into another prime (53563259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26781624 + 26781625.

It is an arithmetic number, because the mean of its divisors is an integer number (26781625).

Almost surely, 2^53563249 is an apocalyptic number.

It is an amenable number.

53563249 is a deficient number, since it is larger than the sum of its proper divisors (1).

53563249 is an equidigital number, since it uses as much as digits as its factorization.

53563249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 37.

The square root of 53563249 is about 7318.6917546786. The cubic root of 53563249 is about 376.9545334686.

The spelling of 53563249 in words is "fifty-three million, five hundred sixty-three thousand, two hundred forty-nine".