325625947 has 2 divisors, whose sum is σ = 325625948. Its totient is φ = 325625946.

The previous prime is 325625921. The next prime is 325625969. The reversal of 325625947 is 749526523.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325625947 is a prime.

It is not a weakly prime, because it can be changed into another prime (325620947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162812973 + 162812974.

It is an arithmetic number, because the mean of its divisors is an integer number (162812974).

Almost surely, 2^325625947 is an apocalyptic number.

325625947 is a deficient number, since it is larger than the sum of its proper divisors (1).

325625947 is an equidigital number, since it uses as much as digits as its factorization.

325625947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 43.

The square root of 325625947 is about 18045.1086724353. The cubic root of 325625947 is about 687.9755454565.

The spelling of 325625947 in words is "three hundred twenty-five million, six hundred twenty-five thousand, nine hundred forty-seven".