325979513 has 2 divisors, whose sum is σ = 325979514. Its totient is φ = 325979512.

The previous prime is 325979503. The next prime is 325979519. The reversal of 325979513 is 315979523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220136569 + 105842944 = 14837^2 + 10288^2 .

It is a cyclic number.

It is not a de Polignac number, because 325979513 - 2⁴ = 325979497 is a prime.

It is a super-3 number, since 3×325979513³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (325979519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162989756 + 162989757.

It is an arithmetic number, because the mean of its divisors is an integer number (162989757).

Almost surely, 2^325979513 is an apocalyptic number.

It is an amenable number.

325979513 is a deficient number, since it is larger than the sum of its proper divisors (1).

325979513 is an equidigital number, since it uses as much as digits as its factorization.

325979513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255150, while the sum is 44.

The square root of 325979513 is about 18054.9027413609. The cubic root of 325979513 is about 688.2244576192.

The spelling of 325979513 in words is "three hundred twenty-five million, nine hundred seventy-nine thousand, five hundred thirteen".