63461128 has 16 divisors (see below), whose sum is σ = 120169260. Its totient is φ = 31416000.

The previous prime is 63461107. The next prime is 63461129. The reversal of 63461128 is 82116436.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49308484 + 14152644 = 7022^2 + 3762^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63461128.

It is not an unprimeable number, because it can be changed into a prime (63461129) 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 3 ways as a sum of consecutive naturals, for example, 38463 + ... + 40078.

Almost surely, 2^63461128 is an apocalyptic number.

It is an amenable number.

63461128 is a deficient number, since it is larger than the sum of its proper divisors (56708132).

63461128 is a wasteful number, since it uses less digits than its factorization.

63461128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78648 (or 78644 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 63461128 is about 7966.2493056645. The cubic root of 63461128 is about 398.8741843204.

The spelling of 63461128 in words is "sixty-three million, four hundred sixty-one thousand, one hundred twenty-eight".