2059642091 has 16 divisors (see below), whose sum is σ = 2254744800. Its totient is φ = 1870034688.

The previous prime is 2059642069. The next prime is 2059642121. The reversal of 2059642091 is 1902469502.

It is a cyclic number.

It is not a de Polignac number, because 2059642091 - 2⁶ = 2059642027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2059642061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191735 + ... + 202191.

It is an arithmetic number, because the mean of its divisors is an integer number (140921550).

Almost surely, 2^2059642091 is an apocalyptic number.

2059642091 is a deficient number, since it is larger than the sum of its proper divisors (195102709).

2059642091 is a wasteful number, since it uses less digits than its factorization.

2059642091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10718.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 2059642091 is about 45383.2798616407. The cubic root of 2059642091 is about 1272.3226331350.

The spelling of 2059642091 in words is "two billion, fifty-nine million, six hundred forty-two thousand, ninety-one".