2094930091 has 4 divisors (see below), whose sum is σ = 2186014032. Its totient is φ = 2003846152.

The previous prime is 2094930083. The next prime is 2094930119. The reversal of 2094930091 is 1900394902.

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 2094930091 - 2³ = 2094930083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2094930091.

It is not an unprimeable number, because it can be changed into a prime (2094930001) 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, 45541936 + ... + 45541981.

It is an arithmetic number, because the mean of its divisors is an integer number (546503508).

Almost surely, 2^2094930091 is an apocalyptic number.

2094930091 is a deficient number, since it is larger than the sum of its proper divisors (91083941).

2094930091 is an equidigital number, since it uses as much as digits as its factorization.

2094930091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91083940.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 2094930091 is about 45770.4062796039. The cubic root of 2094930091 is about 1279.5477917159.

It can be divided in two parts, 20949 and 30091, that added together give a triangular number (51040 = T₃₁₉).

The spelling of 2094930091 in words is "two billion, ninety-four million, nine hundred thirty thousand, ninety-one".