63311105 has 16 divisors (see below), whose sum is σ = 89256384. Its totient is φ = 42502080.

The previous prime is 63311099. The next prime is 63311123. The reversal of 63311105 is 50111336.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-63311105 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43559 + ... + 44988.

It is an arithmetic number, because the mean of its divisors is an integer number (5578524).

Almost surely, 2^63311105 is an apocalyptic number.

63311105 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

63311105 is a deficient number, since it is larger than the sum of its proper divisors (25945279).

63311105 is a wasteful number, since it uses less digits than its factorization.

63311105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88576.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 63311105 is about 7956.8275713377. The cubic root of 63311105 is about 398.5596215841.

The spelling of 63311105 in words is "sixty-three million, three hundred eleven thousand, one hundred five".