1313301323 has 4 divisors (see below), whose sum is σ = 1390554360. Its totient is φ = 1236048288.

The previous prime is 1313301263. The next prime is 1313301349. The reversal of 1313301323 is 3231033131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1313301323 - 2²⁶ = 1246192459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313301295 and 1313301304.

It is not an unprimeable number, because it can be changed into a prime (1313301383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38626493 + ... + 38626526.

It is an arithmetic number, because the mean of its divisors is an integer number (347638590).

Almost surely, 2^1313301323 is an apocalyptic number.

1313301323 is a deficient number, since it is larger than the sum of its proper divisors (77253037).

1313301323 is an equidigital number, since it uses as much as digits as its factorization.

1313301323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77253036.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 1313301323 is about 36239.4994860580. The cubic root of 1313301323 is about 1095.1025592866.

Adding to 1313301323 its reverse (3231033131), we get a palindrome (4544334454).

The spelling of 1313301323 in words is "one billion, three hundred thirteen million, three hundred one thousand, three hundred twenty-three".