325040143 has 2 divisors, whose sum is σ = 325040144. Its totient is φ = 325040142.

The previous prime is 325040141. The next prime is 325040159. The reversal of 325040143 is 341040523.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 325040143 - 2¹ = 325040141 is a prime.

It is a super-2 number, since 2×325040143² = 211302189122920898, which contains 22 as substring.

Together with 325040141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325040141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162520071 + 162520072.

It is an arithmetic number, because the mean of its divisors is an integer number (162520072).

Almost surely, 2^325040143 is an apocalyptic number.

325040143 is a deficient number, since it is larger than the sum of its proper divisors (1).

325040143 is an equidigital number, since it uses as much as digits as its factorization.

325040143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 325040143 is about 18028.8697094410. The cubic root of 325040143 is about 687.5627397509.

Adding to 325040143 its reverse (341040523), we get a palindrome (666080666).

The spelling of 325040143 in words is "three hundred twenty-five million, forty thousand, one hundred forty-three".