1063636325 has 6 divisors (see below), whose sum is σ = 1318909074. Its totient is φ = 850909040.

The previous prime is 1063636307. The next prime is 1063636333. The reversal of 1063636325 is 5236363601.

It can be written as a sum of positive squares in 3 ways, for example, as 289444 + 1063346881 = 538^2 + 32609^2 .

It is not a de Polignac number, because 1063636325 - 2¹⁴ = 1063619941 is a prime.

It is a super-2 number, since 2×1063636325² = 2262644463719011250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21272702 + ... + 21272751.

It is an arithmetic number, because the mean of its divisors is an integer number (219818179).

Almost surely, 2^1063636325 is an apocalyptic number.

It is an amenable number.

1063636325 is a deficient number, since it is larger than the sum of its proper divisors (255272749).

1063636325 is an equidigital number, since it uses as much as digits as its factorization.

1063636325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42545463 (or 42545458 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 35.

The square root of 1063636325 is about 32613.4377979384. The cubic root of 1063636325 is about 1020.7774173825. Note that the first 3 decimals are identical.

Adding to 1063636325 its reverse (5236363601), we get a palindrome (6299999926).

The spelling of 1063636325 in words is "one billion, sixty-three million, six hundred thirty-six thousand, three hundred twenty-five".