1313331323 has 8 divisors (see below), whose sum is σ = 1362522000. Its totient is φ = 1264400928.

The previous prime is 1313331289. The next prime is 1313331347. The reversal of 1313331323 is 3231333131.

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

It is not a de Polignac number, because 1313331323 - 2⁸ = 1313331067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313331023) 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, 54761 + ... + 75002.

It is an arithmetic number, because the mean of its divisors is an integer number (170315250).

Almost surely, 2^1313331323 is an apocalyptic number.

1313331323 is a deficient number, since it is larger than the sum of its proper divisors (49190677).

1313331323 is a wasteful number, since it uses less digits than its factorization.

1313331323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130141.

The product of its digits is 1458, while the sum is 23.

The square root of 1313331323 is about 36239.9133966956. The cubic root of 1313331323 is about 1095.1108977707.

Adding to 1313331323 its reverse (3231333131), we get a palindrome (4544664454).

The spelling of 1313331323 in words is "one billion, three hundred thirteen million, three hundred thirty-one thousand, three hundred twenty-three".