2001134323 has 2 divisors, whose sum is σ = 2001134324. Its totient is φ = 2001134322.

The previous prime is 2001134281. The next prime is 2001134353. The reversal of 2001134323 is 3234311002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2001134323 - 2⁹ = 2001133811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2001134323.

It is not a weakly prime, because it can be changed into another prime (2001134353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000567161 + 1000567162.

It is an arithmetic number, because the mean of its divisors is an integer number (1000567162).

Almost surely, 2^2001134323 is an apocalyptic number.

2001134323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001134323 is an equidigital number, since it uses as much as digits as its factorization.

2001134323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2001134323 is about 44734.0398689857. The cubic root of 2001134323 is about 1260.1591977820.

Adding to 2001134323 its reverse (3234311002), we get a palindrome (5235445325).

The spelling of 2001134323 in words is "two billion, one million, one hundred thirty-four thousand, three hundred twenty-three".