1324733213 has 4 divisors (see below), whose sum is σ = 1326141948. Its totient is φ = 1323324480.

The previous prime is 1324733197. The next prime is 1324733243. The reversal of 1324733213 is 3123374231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3123374231 = 977 ⋅3196903.

It can be written as a sum of positive squares in 2 ways, for example, as 487614724 + 837118489 = 22082^2 + 28933^2 .

It is a cyclic number.

It is not a de Polignac number, because 1324733213 - 2⁴ = 1324733197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324733243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702956 + ... + 704837.

It is an arithmetic number, because the mean of its divisors is an integer number (331535487).

Almost surely, 2^1324733213 is an apocalyptic number.

It is an amenable number.

1324733213 is a deficient number, since it is larger than the sum of its proper divisors (1408735).

1324733213 is an equidigital number, since it uses as much as digits as its factorization.

1324733213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408734.

The product of its digits is 9072, while the sum is 29.

The square root of 1324733213 is about 36396.8846606409. The cubic root of 1324733213 is about 1098.2708958197.

The spelling of 1324733213 in words is "one billion, three hundred twenty-four million, seven hundred thirty-three thousand, two hundred thirteen".