201327823 has 2 divisors, whose sum is σ = 201327824. Its totient is φ = 201327822.

The previous prime is 201327803. The next prime is 201327827. The reversal of 201327823 is 328723102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201327823 - 2²¹ = 199230671 is a prime.

It is a super-3 number, since 3×201327823³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201327791 and 201327800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201327827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100663911 + 100663912.

It is an arithmetic number, because the mean of its divisors is an integer number (100663912).

Almost surely, 2^201327823 is an apocalyptic number.

201327823 is a deficient number, since it is larger than the sum of its proper divisors (1).

201327823 is an equidigital number, since it uses as much as digits as its factorization.

201327823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 201327823 is about 14189.0035943332. The cubic root of 201327823 is about 586.0948867304.

The spelling of 201327823 in words is "two hundred one million, three hundred twenty-seven thousand, eight hundred twenty-three".