913161 has 8 divisors (see below), whose sum is σ = 1233280. Its totient is φ = 600912.

The previous prime is 913151. The next prime is 913177. The reversal of 913161 is 161319.

It is a happy number.

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

It is not a de Polignac number, because 913161 - 2⁹ = 912649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 913161.

It is not an unprimeable number, because it can be changed into a prime (913151) 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, 1690 + ... + 2163.

It is an arithmetic number, because the mean of its divisors is an integer number (154160).

2⁹¹³¹⁶¹ is an apocalyptic number.

It is an amenable number.

913161 is a deficient number, since it is larger than the sum of its proper divisors (320119).

913161 is a wasteful number, since it uses less digits than its factorization.

913161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3935.

The product of its digits is 162, while the sum is 21.

The square root of 913161 is about 955.5945793065. The cubic root of 913161 is about 97.0172853314.

The spelling of 913161 in words is "nine hundred thirteen thousand, one hundred sixty-one".