2411161 has 4 divisors (see below), whose sum is σ = 2553012. Its totient is φ = 2269312.

The previous prime is 2411131. The next prime is 2411177. The reversal of 2411161 is 1611142.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2073600 + 337561 = 1440^2 + 581^2 .

It is a cyclic number.

It is not a de Polignac number, because 2411161 - 2⁷ = 2411033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2411111) 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, 70900 + ... + 70933.

It is an arithmetic number, because the mean of its divisors is an integer number (638253).

2^2411161 is an apocalyptic number.

It is an amenable number.

2411161 is a deficient number, since it is larger than the sum of its proper divisors (141851).

2411161 is a wasteful number, since it uses less digits than its factorization.

2411161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141850.

The product of its digits is 48, while the sum is 16.

The square root of 2411161 is about 1552.7913575236. The cubic root of 2411161 is about 134.0938119348.

The spelling of 2411161 in words is "two million, four hundred eleven thousand, one hundred sixty-one".