325163947 has 8 divisors (see below), whose sum is σ = 344656512. Its totient is φ = 305712000.

The previous prime is 325163911. The next prime is 325163959. The reversal of 325163947 is 749361523.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 325163947 - 2¹¹ = 325161899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325163987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7197 + ... + 26497.

It is an arithmetic number, because the mean of its divisors is an integer number (43082064).

Almost surely, 2^325163947 is an apocalyptic number.

325163947 is a deficient number, since it is larger than the sum of its proper divisors (19492565).

325163947 is a wasteful number, since it uses less digits than its factorization.

325163947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20309.

The product of its digits is 136080, while the sum is 40.

The square root of 325163947 is about 18032.3028756729. The cubic root of 325163947 is about 687.6500235466.

It can be divided in two parts, 32516 and 3947, that added together give a palindrome (36463).

The spelling of 325163947 in words is "three hundred twenty-five million, one hundred sixty-three thousand, nine hundred forty-seven".