325193887 has 2 divisors, whose sum is σ = 325193888. Its totient is φ = 325193886.

The previous prime is 325193881. The next prime is 325193927. The reversal of 325193887 is 788391523.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325193887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325193881) 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, 162596943 + 162596944.

It is an arithmetic number, because the mean of its divisors is an integer number (162596944).

Almost surely, 2^325193887 is an apocalyptic number.

325193887 is a deficient number, since it is larger than the sum of its proper divisors (1).

325193887 is an equidigital number, since it uses as much as digits as its factorization.

325193887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 46.

The square root of 325193887 is about 18033.1330333916. The cubic root of 325193887 is about 687.6711283975.

The spelling of 325193887 in words is "three hundred twenty-five million, one hundred ninety-three thousand, eight hundred eighty-seven".