1324919939 has 32 divisors (see below), whose sum is σ = 1673928576. Its totient is φ = 1022699520.

The previous prime is 1324919933. The next prime is 1324919941. The reversal of 1324919939 is 9399194231.

It is a cyclic number.

It is not a de Polignac number, because 1324919939 - 2¹⁶ = 1324854403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1324919933) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 266117 + ... + 271049.

It is an arithmetic number, because the mean of its divisors is an integer number (52310268).

Almost surely, 2^1324919939 is an apocalyptic number.

1324919939 is a deficient number, since it is larger than the sum of its proper divisors (349008637).

1324919939 is a wasteful number, since it uses less digits than its factorization.

1324919939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055.

The product of its digits is 472392, while the sum is 50.

The square root of 1324919939 is about 36399.4497073788. The cubic root of 1324919939 is about 1098.3224951643.

The spelling of 1324919939 in words is "one billion, three hundred twenty-four million, nine hundred nineteen thousand, nine hundred thirty-nine".