9996501123 has 18 divisors (see below), whose sum is σ = 16796842764. Its totient is φ = 5712286104.

The previous prime is 9996501101. The next prime is 9996501167. The reversal of 9996501123 is 3211056999.

It is a happy number.

9996501123 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9996501123 - 2¹⁰ = 9996500099 is a prime.

It is a super-2 number, since 2×9996501123² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9996501623) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11333461 + ... + 11334342.

Almost surely, 2^9996501123 is an apocalyptic number.

9996501123 is a deficient number, since it is larger than the sum of its proper divisors (6800341641).

9996501123 is a wasteful number, since it uses less digits than its factorization.

9996501123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22667823 (or 22667813 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 9996501123 is about 99982.5040844647. The cubic root of 9996501123 is about 2154.1833906546.

The spelling of 9996501123 in words is "nine billion, nine hundred ninety-six million, five hundred one thousand, one hundred twenty-three".