1325339859 has 4 divisors (see below), whose sum is σ = 1767119816. Its totient is φ = 883559904.

The previous prime is 1325339857. The next prime is 1325339861. The reversal of 1325339859 is 9589335231.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1325339857) and next prime (1325339861).

It is not a de Polignac number, because 1325339859 - 2¹ = 1325339857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1325339857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220889974 + ... + 220889979.

It is an arithmetic number, because the mean of its divisors is an integer number (441779954).

Almost surely, 2^1325339859 is an apocalyptic number.

1325339859 is a deficient number, since it is larger than the sum of its proper divisors (441779957).

1325339859 is an equidigital number, since it uses as much as digits as its factorization.

1325339859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441779956.

The product of its digits is 874800, while the sum is 48.

The square root of 1325339859 is about 36405.2174694782. The cubic root of 1325339859 is about 1098.4385169837.

The spelling of 1325339859 in words is "one billion, three hundred twenty-five million, three hundred thirty-nine thousand, eight hundred fifty-nine".