63481100 has 36 divisors (see below), whose sum is σ = 139709808. Its totient is φ = 25032000.

The previous prime is 63481073. The next prime is 63481129. The reversal of 63481100 is 118436.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2630 + ... + 11570.

It is an arithmetic number, because the mean of its divisors is an integer number (3880828).

Almost surely, 2^63481100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63481100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69854904).

63481100 is an abundant number, since it is smaller than the sum of its proper divisors (76228708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63481100 is a wasteful number, since it uses less digits than its factorization.

63481100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9026 (or 9019 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 63481100 is about 7967.5027455282. The cubic root of 63481100 is about 398.9160234741.

Adding to 63481100 its reverse (118436), we get a palindrome (63599536).

The spelling of 63481100 in words is "sixty-three million, four hundred eighty-one thousand, one hundred".