1313332023 has 4 divisors (see below), whose sum is σ = 1751109368. Its totient is φ = 875554680.

The previous prime is 1313331989. The next prime is 1313332061. The reversal of 1313332023 is 3202333131.

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

It is not a de Polignac number, because 1313332023 - 2⁶ = 1313331959 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 (1313332063) 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, 218888668 + ... + 218888673.

It is an arithmetic number, because the mean of its divisors is an integer number (437777342).

Almost surely, 2^1313332023 is an apocalyptic number.

1313332023 is a deficient number, since it is larger than the sum of its proper divisors (437777345).

1313332023 is an equidigital number, since it uses as much as digits as its factorization.

1313332023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437777344.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 1313332023 is about 36239.9230545541. The cubic root of 1313332023 is about 1095.1110923338. Note that the first 3 decimals are identical.

Adding to 1313332023 its reverse (3202333131), we get a palindrome (4515665154).

It can be divided in two parts, 1313 and 332023, that added together give a triangular number (333336 = T₈₁₆).

The spelling of 1313332023 in words is "one billion, three hundred thirteen million, three hundred thirty-two thousand, twenty-three".