9161943 has 8 divisors (see below), whose sum is σ = 13961088. Its totient is φ = 5235384.

The previous prime is 9161939. The next prime is 9161959. The reversal of 9161943 is 3491619.

9161943 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9161943 - 2² = 9161939 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9161923) 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, 218121 + ... + 218162.

It is an arithmetic number, because the mean of its divisors is an integer number (1745136).

Almost surely, 2^9161943 is an apocalyptic number.

9161943 is a deficient number, since it is larger than the sum of its proper divisors (4799145).

9161943 is a wasteful number, since it uses less digits than its factorization.

9161943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436293.

The product of its digits is 5832, while the sum is 33.

The square root of 9161943 is about 3026.8701656992. The cubic root of 9161943 is about 209.2485843554.

The spelling of 9161943 in words is "nine million, one hundred sixty-one thousand, nine hundred forty-three".