2706045091 has 4 divisors (see below), whose sum is σ = 2865224232. Its totient is φ = 2546865952.

The previous prime is 2706045073. The next prime is 2706045101. The reversal of 2706045091 is 1905406072.

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

It is a cyclic number.

It is not a de Polignac number, because 2706045091 - 2¹³ = 2706036899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2706045491) 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, 79589545 + ... + 79589578.

It is an arithmetic number, because the mean of its divisors is an integer number (716306058).

Almost surely, 2^2706045091 is an apocalyptic number.

2706045091 is a deficient number, since it is larger than the sum of its proper divisors (159179141).

2706045091 is a wasteful number, since it uses less digits than its factorization.

2706045091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159179140.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2706045091 is about 52019.6606198080. The cubic root of 2706045091 is about 1393.5150912830.

The spelling of 2706045091 in words is "two billion, seven hundred six million, forty-five thousand, ninety-one".