10303453663 has 4 divisors (see below), whose sum is σ = 10635823168. Its totient is φ = 9971084160.

The previous prime is 10303453661. The next prime is 10303453679. The reversal of 10303453663 is 36635430301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10303453663 - 2¹ = 10303453661 is a prime.

It is a super-2 number, since 2×10303453663² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10303453661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166184706 + ... + 166184767.

It is an arithmetic number, because the mean of its divisors is an integer number (2658955792).

Almost surely, 2^10303453663 is an apocalyptic number.

10303453663 is a deficient number, since it is larger than the sum of its proper divisors (332369505).

10303453663 is an equidigital number, since it uses as much as digits as its factorization.

10303453663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332369504.

The product of its (nonzero) digits is 58320, while the sum is 34.

Adding to 10303453663 its reverse (36635430301), we get a palindrome (46938883964).

The spelling of 10303453663 in words is "ten billion, three hundred three million, four hundred fifty-three thousand, six hundred sixty-three".