63545353 has 2 divisors, whose sum is σ = 63545354. Its totient is φ = 63545352.

The previous prime is 63545341. The next prime is 63545359. The reversal of 63545353 is 35354536.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60419529 + 3125824 = 7773^2 + 1768^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63545353 is a prime.

It is not a weakly prime, because it can be changed into another prime (63545359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31772676 + 31772677.

It is an arithmetic number, because the mean of its divisors is an integer number (31772677).

Almost surely, 2^63545353 is an apocalyptic number.

It is an amenable number.

63545353 is a deficient number, since it is larger than the sum of its proper divisors (1).

63545353 is an equidigital number, since it uses as much as digits as its factorization.

63545353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81000, while the sum is 34.

The square root of 63545353 is about 7971.5339176347. The cubic root of 63545353 is about 399.0505669753.

Adding to 63545353 its reverse (35354536), we get a palindrome (98899889).

The spelling of 63545353 in words is "sixty-three million, five hundred forty-five thousand, three hundred fifty-three".