325641251 has 4 divisors (see below), whose sum is σ = 350690592. Its totient is φ = 300591912.

The previous prime is 325641223. The next prime is 325641257. The reversal of 325641251 is 152146523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 152146523 = 227 ⋅670249.

It is a cyclic number.

It is not a de Polignac number, because 325641251 - 2¹⁴ = 325624867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325641257) 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 in 3 ways as a sum of consecutive naturals, for example, 12524651 + ... + 12524676.

It is an arithmetic number, because the mean of its divisors is an integer number (87672648).

Almost surely, 2^325641251 is an apocalyptic number.

325641251 is a deficient number, since it is larger than the sum of its proper divisors (25049341).

325641251 is a wasteful number, since it uses less digits than its factorization.

325641251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25049340.

The product of its digits is 7200, while the sum is 29.

The square root of 325641251 is about 18045.5327158829. The cubic root of 325641251 is about 687.9863232758.

Adding to 325641251 its reverse (152146523), we get a palindrome (477787774).

The spelling of 325641251 in words is "three hundred twenty-five million, six hundred forty-one thousand, two hundred fifty-one".