1200324423 has 16 divisors (see below), whose sum is σ = 1695918816. Its totient is φ = 752547840.

The previous prime is 1200324409. The next prime is 1200324427. The reversal of 1200324423 is 3244230021.

It is not a de Polignac number, because 1200324423 - 2⁹ = 1200323911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200324423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200324427) 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 in 15 ways as a sum of consecutive naturals, for example, 60765 + ... + 78057.

It is an arithmetic number, because the mean of its divisors is an integer number (105994926).

Almost surely, 2^1200324423 is an apocalyptic number.

1200324423 is a deficient number, since it is larger than the sum of its proper divisors (495594393).

1200324423 is a wasteful number, since it uses less digits than its factorization.

1200324423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18674.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1200324423 is about 34645.6984775888. The cubic root of 1200324423 is about 1062.7543246875.

Adding to 1200324423 its reverse (3244230021), we get a palindrome (4444554444).

The spelling of 1200324423 in words is "one billion, two hundred million, three hundred twenty-four thousand, four hundred twenty-three".