9007161 has 8 divisors (see below), whose sum is σ = 12716064. Its totient is φ = 5651520.

The previous prime is 9007157. The next prime is 9007171. The reversal of 9007161 is 1617009.

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

It is not a de Polignac number, because 9007161 - 2² = 9007157 is a prime.

It is a super-2 number, since 2×9007161² = 162257898559842, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9007111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88255 + ... + 88356.

It is an arithmetic number, because the mean of its divisors is an integer number (1589508).

Almost surely, 2^9007161 is an apocalyptic number.

It is an amenable number.

9007161 is a deficient number, since it is larger than the sum of its proper divisors (3708903).

9007161 is a wasteful number, since it uses less digits than its factorization.

9007161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176631.

The product of its (nonzero) digits is 378, while the sum is 24.

The square root of 9007161 is about 3001.1932626874. The cubic root of 9007161 is about 208.0635361252.

The spelling of 9007161 in words is "nine million, seven thousand, one hundred sixty-one".