325325431 has 2 divisors, whose sum is σ = 325325432. Its totient is φ = 325325430.

The previous prime is 325325411. The next prime is 325325437. The reversal of 325325431 is 134523523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 325325431 - 2²⁷ = 191107703 is a prime.

It is a super-2 number, since 2×325325431² = 211673272110671522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 325325431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325325437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162662715 + 162662716.

It is an arithmetic number, because the mean of its divisors is an integer number (162662716).

Almost surely, 2^325325431 is an apocalyptic number.

325325431 is a deficient number, since it is larger than the sum of its proper divisors (1).

325325431 is an equidigital number, since it uses as much as digits as its factorization.

325325431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 28.

The square root of 325325431 is about 18036.7799509779. The cubic root of 325325431 is about 687.7638390542.

Adding to 325325431 its reverse (134523523), we get a palindrome (459848954).

The spelling of 325325431 in words is "three hundred twenty-five million, three hundred twenty-five thousand, four hundred thirty-one".