63016331 has 32 divisors (see below), whose sum is σ = 82114560. Its totient is φ = 47056896.

The previous prime is 63016319. The next prime is 63016351. The reversal of 63016331 is 13361036.

63016331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 63016331 - 2⁶ = 63016267 is a prime.

It is a super-2 number, since 2×63016331² = 7942115945403122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63016297 and 63016306.

It is not an unprimeable number, because it can be changed into a prime (63016351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105971 + ... + 106563.

It is an arithmetic number, because the mean of its divisors is an integer number (2566080).

Almost surely, 2^63016331 is an apocalyptic number.

63016331 is a deficient number, since it is larger than the sum of its proper divisors (19098229).

63016331 is a wasteful number, since it uses less digits than its factorization.

63016331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 63016331 is about 7938.2826228347. The cubic root of 63016331 is about 397.9400998209.

Adding to 63016331 its reverse (13361036), we get a palindrome (76377367).

It can be divided in two parts, 630 and 16331, that added together give a palindrome (16961).

The spelling of 63016331 in words is "sixty-three million, sixteen thousand, three hundred thirty-one".