325478117 has 2 divisors, whose sum is σ = 325478118. Its totient is φ = 325478116.

The previous prime is 325478077. The next prime is 325478119. The reversal of 325478117 is 711874523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298114756 + 27363361 = 17266^2 + 5231^2 .

It is a cyclic number.

It is not a de Polignac number, because 325478117 - 2⁶ = 325478053 is a prime.

Together with 325478119, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325478119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162739058 + 162739059.

It is an arithmetic number, because the mean of its divisors is an integer number (162739059).

Almost surely, 2^325478117 is an apocalyptic number.

It is an amenable number.

325478117 is a deficient number, since it is larger than the sum of its proper divisors (1).

325478117 is an equidigital number, since it uses as much as digits as its factorization.

325478117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47040, while the sum is 38.

The square root of 325478117 is about 18041.0120835833. The cubic root of 325478117 is about 687.8714190088.

The spelling of 325478117 in words is "three hundred twenty-five million, four hundred seventy-eight thousand, one hundred seventeen".