2159329 has 2 divisors, whose sum is σ = 2159330. Its totient is φ = 2159328.

The previous prime is 2159327. The next prime is 2159351. The reversal of 2159329 is 9239512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1817104 + 342225 = 1348^2 + 585^2 .

It is a cyclic number.

It is not a de Polignac number, because 2159329 - 2¹ = 2159327 is a prime.

Together with 2159327, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2159329.

It is not a weakly prime, because it can be changed into another prime (2159327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1079664 + 1079665.

It is an arithmetic number, because the mean of its divisors is an integer number (1079665).

2^2159329 is an apocalyptic number.

It is an amenable number.

2159329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2159329 is an equidigital number, since it uses as much as digits as its factorization.

2159329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 31.

The square root of 2159329 is about 1469.4655491028. The cubic root of 2159329 is about 129.2526945927.

The spelling of 2159329 in words is "two million, one hundred fifty-nine thousand, three hundred twenty-nine".