325275989 has 2 divisors, whose sum is σ = 325275990. Its totient is φ = 325275988.

The previous prime is 325275983. The next prime is 325275997. The reversal of 325275989 is 989572523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 286624900 + 38651089 = 16930^2 + 6217^2 .

It is a cyclic number.

It is not a de Polignac number, because 325275989 - 2¹² = 325271893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325275983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162637994 + 162637995.

It is an arithmetic number, because the mean of its divisors is an integer number (162637995).

Almost surely, 2^325275989 is an apocalyptic number.

It is an amenable number.

325275989 is a deficient number, since it is larger than the sum of its proper divisors (1).

325275989 is an equidigital number, since it uses as much as digits as its factorization.

325275989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 50.

The square root of 325275989 is about 18035.4093105757. The cubic root of 325275989 is about 687.7289958487.

The spelling of 325275989 in words is "three hundred twenty-five million, two hundred seventy-five thousand, nine hundred eighty-nine".