2059432321 has 8 divisors (see below), whose sum is σ = 2138861160. Its totient is φ = 1981254528.

The previous prime is 2059432301. The next prime is 2059432357. The reversal of 2059432321 is 1232349502.

It can be written as a sum of positive squares in 4 ways, for example, as 39828721 + 2019603600 = 6311^2 + 44940^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2059432321 - 2²¹ = 2057335169 is a prime.

It is a super-2 number, since 2×2059432321² = 8482522969558894082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2059432301) 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 7 ways as a sum of consecutive naturals, for example, 309406 + ... + 315991.

It is an arithmetic number, because the mean of its divisors is an integer number (267357645).

Almost surely, 2^2059432321 is an apocalyptic number.

It is an amenable number.

2059432321 is a deficient number, since it is larger than the sum of its proper divisors (79428839).

2059432321 is an equidigital number, since it uses as much as digits as its factorization.

2059432321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625523.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2059432321 is about 45380.9687093610. The cubic root of 2059432321 is about 1272.2794372514.

The spelling of 2059432321 in words is "two billion, fifty-nine million, four hundred thirty-two thousand, three hundred twenty-one".