325540559 has 2 divisors, whose sum is σ = 325540560. Its totient is φ = 325540558.

The previous prime is 325540549. The next prime is 325540571. The reversal of 325540559 is 955045523.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325540559 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325540549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162770279 + 162770280.

It is an arithmetic number, because the mean of its divisors is an integer number (162770280).

Almost surely, 2^325540559 is an apocalyptic number.

325540559 is a deficient number, since it is larger than the sum of its proper divisors (1).

325540559 is an equidigital number, since it uses as much as digits as its factorization.

325540559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135000, while the sum is 38.

The square root of 325540559 is about 18042.7425576047. The cubic root of 325540559 is about 687.9154048852.

The spelling of 325540559 in words is "three hundred twenty-five million, five hundred forty thousand, five hundred fifty-nine".