2659533091 has 4 divisors (see below), whose sum is σ = 2815976232. Its totient is φ = 2503089952.

The previous prime is 2659533089. The next prime is 2659533109. The reversal of 2659533091 is 1903359562.

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 2659533091 - 2¹ = 2659533089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2659533001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78221545 + ... + 78221578.

It is an arithmetic number, because the mean of its divisors is an integer number (703994058).

Almost surely, 2^2659533091 is an apocalyptic number.

2659533091 is a deficient number, since it is larger than the sum of its proper divisors (156443141).

2659533091 is a wasteful number, since it uses less digits than its factorization.

2659533091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156443140.

The product of its (nonzero) digits is 218700, while the sum is 43.

The square root of 2659533091 is about 51570.6611456553. The cubic root of 2659533091 is about 1385.4849081653.

The spelling of 2659533091 in words is "two billion, six hundred fifty-nine million, five hundred thirty-three thousand, ninety-one".