325431143 has 2 divisors, whose sum is σ = 325431144. Its totient is φ = 325431142.

The previous prime is 325431121. The next prime is 325431167. The reversal of 325431143 is 341134523.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 325431143 - 2¹⁴ = 325414759 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325431193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162715571 + 162715572.

It is an arithmetic number, because the mean of its divisors is an integer number (162715572).

Almost surely, 2^325431143 is an apocalyptic number.

325431143 is a deficient number, since it is larger than the sum of its proper divisors (1).

325431143 is an equidigital number, since it uses as much as digits as its factorization.

325431143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 26.

The square root of 325431143 is about 18039.7101695121. The cubic root of 325431143 is about 687.8383255124.

Adding to 325431143 its reverse (341134523), we get a palindrome (666565666).

The spelling of 325431143 in words is "three hundred twenty-five million, four hundred thirty-one thousand, one hundred forty-three".