63725163 has 16 divisors (see below), whose sum is σ = 90326016. Its totient is φ = 39824000.

The previous prime is 63725161. The next prime is 63725237. The reversal of 63725163 is 36152736.

It is a cyclic number.

It is not a de Polignac number, because 63725163 - 2¹ = 63725161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63725161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11038 + ... + 15788.

It is an arithmetic number, because the mean of its divisors is an integer number (5645376).

Almost surely, 2^63725163 is an apocalyptic number.

63725163 is a deficient number, since it is larger than the sum of its proper divisors (26600853).

63725163 is a wasteful number, since it uses less digits than its factorization.

63725163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5034.

The product of its digits is 22680, while the sum is 33.

The square root of 63725163 is about 7982.8042065430. The cubic root of 63725163 is about 399.4266013444.

Adding to 63725163 its reverse (36152736), we get a palindrome (99877899).

The spelling of 63725163 in words is "sixty-three million, seven hundred twenty-five thousand, one hundred sixty-three".