9907321167 has 12 divisors (see below), whose sum is σ = 14840596680. Its totient is φ = 6604880616.

The previous prime is 9907321159. The next prime is 9907321201. The reversal of 9907321167 is 7611237099.

It is not a de Polignac number, because 9907321167 - 2³ = 9907321159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9907321117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20385192 + ... + 20385677.

It is an arithmetic number, because the mean of its divisors is an integer number (1236716390).

Almost surely, 2^9907321167 is an apocalyptic number.

9907321167 is a deficient number, since it is larger than the sum of its proper divisors (4933275513).

9907321167 is an equidigital number, since it uses as much as digits as its factorization.

9907321167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40770884 (or 40770872 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 9907321167 is about 99535.5271599041. The cubic root of 9907321167 is about 2147.7583390468.

The spelling of 9907321167 in words is "nine billion, nine hundred seven million, three hundred twenty-one thousand, one hundred sixty-seven".