1320363213 has 8 divisors (see below), whose sum is σ = 1895906208. Its totient is φ = 812531184.

The previous prime is 1320363211. The next prime is 1320363223. The reversal of 1320363213 is 3123630231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1320363213 - 2¹ = 1320363211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320363211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16927695 + ... + 16927772.

It is an arithmetic number, because the mean of its divisors is an integer number (236988276).

Almost surely, 2^1320363213 is an apocalyptic number.

1320363213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1320363213 is a deficient number, since it is larger than the sum of its proper divisors (575542995).

1320363213 is a wasteful number, since it uses less digits than its factorization.

1320363213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33855483.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 1320363213 is about 36336.8024597652. The cubic root of 1320363213 is about 1097.0619150496.

Adding to 1320363213 its reverse (3123630231), we get a palindrome (4443993444).

The spelling of 1320363213 in words is "one billion, three hundred twenty million, three hundred sixty-three thousand, two hundred thirteen".