1423331012 has 12 divisors (see below), whose sum is σ = 2491824300. Its totient is φ = 711381216.

The previous prime is 1423331009. The next prime is 1423331017. The reversal of 1423331012 is 2101333241.

It can be written as a sum of positive squares in 2 ways, for example, as 1064455876 + 358875136 = 32626^2 + 18944^2 .

It is not an unprimeable number, because it can be changed into a prime (1423331017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59603 + ... + 79994.

It is an arithmetic number, because the mean of its divisors is an integer number (207652025).

Almost surely, 2^1423331012 is an apocalyptic number.

It is an amenable number.

1423331012 is a deficient number, since it is larger than the sum of its proper divisors (1068493288).

1423331012 is a wasteful number, since it uses less digits than its factorization.

1423331012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142150 (or 142148 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1423331012 is about 37727.0594136357. The cubic root of 1423331012 is about 1124.8690578792.

Adding to 1423331012 its reverse (2101333241), we get a palindrome (3524664253).

The spelling of 1423331012 in words is "one billion, four hundred twenty-three million, three hundred thirty-one thousand, twelve".