663031113 has 8 divisors (see below), whose sum is σ = 900721728. Its totient is φ = 433680624.

The previous prime is 663031111. The next prime is 663031133. The reversal of 663031113 is 311130366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 663031113 - 2¹ = 663031111 is a prime.

It is a super-2 number, since 2×663031113² = 879220513612037538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (663031111) 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 7 ways as a sum of consecutive naturals, for example, 2084845 + ... + 2085162.

It is an arithmetic number, because the mean of its divisors is an integer number (112590216).

Almost surely, 2^663031113 is an apocalyptic number.

It is an amenable number.

663031113 is a deficient number, since it is larger than the sum of its proper divisors (237690615).

663031113 is a wasteful number, since it uses less digits than its factorization.

663031113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170063.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 663031113 is about 25749.3905364768. The cubic root of 663031113 is about 871.9895950453.

Adding to 663031113 its reverse (311130366), we get a palindrome (974161479).

The spelling of 663031113 in words is "six hundred sixty-three million, thirty-one thousand, one hundred thirteen".