1323140612 has 6 divisors (see below), whose sum is σ = 2315496078. Its totient is φ = 661570304.

The previous prime is 1323140603. The next prime is 1323140629. The reversal of 1323140612 is 2160413231.

It can be written as a sum of positive squares in only one way, i.e., 884824516 + 438316096 = 29746^2 + 20936^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165392573 + ... + 165392580.

It is an arithmetic number, because the mean of its divisors is an integer number (385916013).

Almost surely, 2^1323140612 is an apocalyptic number.

It is an amenable number.

1323140612 is a deficient number, since it is larger than the sum of its proper divisors (992355466).

1323140612 is a wasteful number, since it uses less digits than its factorization.

1323140612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330785157 (or 330785155 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1323140612 is about 36374.9998213058. Note that the first 3 decimals coincide. The cubic root of 1323140612 is about 1097.8306037149.

Adding to 1323140612 its reverse (2160413231), we get a palindrome (3483553843).

The spelling of 1323140612 in words is "one billion, three hundred twenty-three million, one hundred forty thousand, six hundred twelve".