1323124001 has 2 divisors, whose sum is σ = 1323124002. Its totient is φ = 1323124000.

The previous prime is 1323123947. The next prime is 1323124009. The reversal of 1323124001 is 1004213231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1280208400 + 42915601 = 35780^2 + 6551^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323124001 is a prime.

It is not a weakly prime, because it can be changed into another prime (1323124009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661562000 + 661562001.

It is an arithmetic number, because the mean of its divisors is an integer number (661562001).

Almost surely, 2^1323124001 is an apocalyptic number.

It is an amenable number.

1323124001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323124001 is an equidigital number, since it uses as much as digits as its factorization.

1323124001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1323124001 is about 36374.7714906912. The cubic root of 1323124001 is about 1097.8260095595.

Adding to 1323124001 its reverse (1004213231), we get a palindrome (2327337232).

The spelling of 1323124001 in words is "one billion, three hundred twenty-three million, one hundred twenty-four thousand, one".