9167121 has 16 divisors (see below), whose sum is σ = 13769920. Its totient is φ = 6026400.

The previous prime is 9167113. The next prime is 9167143. The reversal of 9167121 is 1217619.

It is not a de Polignac number, because 9167121 - 2³ = 9167113 is a prime.

It is a super-2 number, since 2×9167121² = 168072214857282, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9167321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355 + ... + 4296.

It is an arithmetic number, because the mean of its divisors is an integer number (860620).

Almost surely, 2^9167121 is an apocalyptic number.

It is an amenable number.

9167121 is a deficient number, since it is larger than the sum of its proper divisors (4602799).

9167121 is a wasteful number, since it uses less digits than its factorization.

9167121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4733 (or 4727 counting only the distinct ones).

The product of its digits is 756, while the sum is 27.

The square root of 9167121 is about 3027.7253838484. The cubic root of 9167121 is about 209.2879968511.

The spelling of 9167121 in words is "nine million, one hundred sixty-seven thousand, one hundred twenty-one".