63111325 has 6 divisors (see below), whose sum is σ = 78258074. Its totient is φ = 50489040.

The previous prime is 63111317. The next prime is 63111329. The reversal of 63111325 is 52311136.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 9572836 + 53538489 = 3094^2 + 7317^2 .

It is not a de Polignac number, because 63111325 - 2³ = 63111317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63111296 and 63111305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63111329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1262202 + ... + 1262251.

Almost surely, 2^63111325 is an apocalyptic number.

It is an amenable number.

63111325 is a deficient number, since it is larger than the sum of its proper divisors (15146749).

63111325 is a wasteful number, since it uses less digits than its factorization.

63111325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524463 (or 2524458 counting only the distinct ones).

The product of its digits is 540, while the sum is 22.

The square root of 63111325 is about 7944.2636537315. The cubic root of 63111325 is about 398.1399577641.

It can be divided in two parts, 63111 and 325, that added together give a palindrome (63436).

The spelling of 63111325 in words is "sixty-three million, one hundred eleven thousand, three hundred twenty-five".