7173161 has 4 divisors (see below), whose sum is σ = 7294800. Its totient is φ = 7051524.

The previous prime is 7173157. The next prime is 7173191. The reversal of 7173161 is 1613717.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7173161 - 2² = 7173157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7173161.

It is not an unprimeable number, because it can be changed into a prime (7173191) 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, 60731 + ... + 60848.

It is an arithmetic number, because the mean of its divisors is an integer number (1823700).

Almost surely, 2^7173161 is an apocalyptic number.

It is an amenable number.

7173161 is a deficient number, since it is larger than the sum of its proper divisors (121639).

7173161 is a wasteful number, since it uses less digits than its factorization.

7173161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121638.

The product of its digits is 882, while the sum is 26.

The square root of 7173161 is about 2678.2757512997. The cubic root of 7173161 is about 192.8576451225.

Adding to 7173161 its reverse (1613717), we get a palindrome (8786878).

The spelling of 7173161 in words is "seven million, one hundred seventy-three thousand, one hundred sixty-one".