325149971 has 2 divisors, whose sum is σ = 325149972. Its totient is φ = 325149970.

The previous prime is 325149959. The next prime is 325149989. The reversal of 325149971 is 179941523.

It is a weak prime.

It is an emirp because it is prime and its reverse (179941523) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325149971 is a prime.

It is not a weakly prime, because it can be changed into another prime (325149911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162574985 + 162574986.

It is an arithmetic number, because the mean of its divisors is an integer number (162574986).

Almost surely, 2^325149971 is an apocalyptic number.

325149971 is a deficient number, since it is larger than the sum of its proper divisors (1).

325149971 is an equidigital number, since it uses as much as digits as its factorization.

325149971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 41.

The square root of 325149971 is about 18031.9153447436. The cubic root of 325149971 is about 687.6401713530.

The spelling of 325149971 in words is "three hundred twenty-five million, one hundred forty-nine thousand, nine hundred seventy-one".