323142971 has 2 divisors, whose sum is σ = 323142972. Its totient is φ = 323142970.

The previous prime is 323142959. The next prime is 323143003. The reversal of 323142971 is 179241323.

It is an a-pointer prime, because the next prime (323143003) can be obtained adding 323142971 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323142971 - 2¹⁸ = 322880827 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (323142931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161571485 + 161571486.

It is an arithmetic number, because the mean of its divisors is an integer number (161571486).

Almost surely, 2^323142971 is an apocalyptic number.

323142971 is a deficient number, since it is larger than the sum of its proper divisors (1).

323142971 is an equidigital number, since it uses as much as digits as its factorization.

323142971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 32.

The square root of 323142971 is about 17976.1778751769. The cubic root of 323142971 is about 686.2224223299. Note that the first 3 decimals are identical.

The spelling of 323142971 in words is "three hundred twenty-three million, one hundred forty-two thousand, nine hundred seventy-one".