1324304145 has 12 divisors (see below), whose sum is σ = 2295460596. Its totient is φ = 706295520.

The previous prime is 1324304129. The next prime is 1324304167. The reversal of 1324304145 is 5414034231.

It is a happy number.

1324304145 is a `hidden beast` number, since 1 + 3 + 243 + 0 + 414 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 808151184 + 516152961 = 28428^2 + 22719^2 .

It is not a de Polignac number, because 1324304145 - 2⁴ = 1324304129 is a prime.

It is a super-3 number, since 3×1324304145³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14714446 + ... + 14714535.

It is an arithmetic number, because the mean of its divisors is an integer number (191288383).

Almost surely, 2^1324304145 is an apocalyptic number.

1324304145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1324304145 is a deficient number, since it is larger than the sum of its proper divisors (971156451).

1324304145 is a wasteful number, since it uses less digits than its factorization.

1324304145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29428992 (or 29428989 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1324304145 is about 36390.9898876082. The cubic root of 1324304145 is about 1098.1523099849.

Adding to 1324304145 its reverse (5414034231), we get a palindrome (6738338376).

The spelling of 1324304145 in words is "one billion, three hundred twenty-four million, three hundred four thousand, one hundred forty-five".