2613091 has 4 divisors (see below), whose sum is σ = 2814112. Its totient is φ = 2412072.

The previous prime is 2613077. The next prime is 2613109. The reversal of 2613091 is 1903162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1903162 = 2 ⋅951581.

It is not a de Polignac number, because 2613091 - 2¹¹ = 2611043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2613011) 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, 100491 + ... + 100516.

It is an arithmetic number, because the mean of its divisors is an integer number (703528).

2^2613091 is an apocalyptic number.

2613091 is a deficient number, since it is larger than the sum of its proper divisors (201021).

2613091 is a wasteful number, since it uses less digits than its factorization.

2613091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201020.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 2613091 is about 1616.5057995566. The cubic root of 2613091 is about 137.7372828490.

The spelling of 2613091 in words is "two million, six hundred thirteen thousand, ninety-one".