3711161 has 4 divisors (see below), whose sum is σ = 3738000. Its totient is φ = 3684324.

The previous prime is 3711157. The next prime is 3711199. The reversal of 3711161 is 1611173.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1611173 = 23 ⋅70051.

It is a cyclic number.

It is not a de Polignac number, because 3711161 - 2² = 3711157 is a prime.

It is a super-3 number, since 3×3711161³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3711121) 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, 13211 + ... + 13488.

It is an arithmetic number, because the mean of its divisors is an integer number (934500).

Almost surely, 2^3711161 is an apocalyptic number.

It is an amenable number.

3711161 is a deficient number, since it is larger than the sum of its proper divisors (26839).

3711161 is a wasteful number, since it uses less digits than its factorization.

3711161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26838.

The product of its digits is 126, while the sum is 20.

The square root of 3711161 is about 1926.4373854346. The cubic root of 3711161 is about 154.8233992809.

The spelling of 3711161 in words is "three million, seven hundred eleven thousand, one hundred sixty-one".