1200323323 has 2 divisors, whose sum is σ = 1200323324. Its totient is φ = 1200323322.

The previous prime is 1200323281. The next prime is 1200323329. The reversal of 1200323323 is 3233230021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1200323323 - 2¹³ = 1200315131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200323323.

It is not a weakly prime, because it can be changed into another prime (1200323329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600161661 + 600161662.

It is an arithmetic number, because the mean of its divisors is an integer number (600161662).

Almost surely, 2^1200323323 is an apocalyptic number.

1200323323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200323323 is an equidigital number, since it uses as much as digits as its factorization.

1200323323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1200323323 is about 34645.6826025986. The cubic root of 1200323323 is about 1062.7540000447.

Adding to 1200323323 its reverse (3233230021), we get a palindrome (4433553344).

The spelling of 1200323323 in words is "one billion, two hundred million, three hundred twenty-three thousand, three hundred twenty-three".