1313344233 has 32 divisors (see below), whose sum is σ = 2011668480. Its totient is φ = 845966160.

The previous prime is 1313344181. The next prime is 1313344237. The reversal of 1313344233 is 3324433131.

1313344233 is a `hidden beast` number, since 1 + 313 + 344 + 2 + 3 + 3 = 666.

It is not a de Polignac number, because 1313344233 - 2⁶ = 1313344169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1313344197 and 1313344206.

It is not an unprimeable number, because it can be changed into a prime (1313344237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1023010 + ... + 1024292.

It is an arithmetic number, because the mean of its divisors is an integer number (62864640).

Almost surely, 2^1313344233 is an apocalyptic number.

It is an amenable number.

1313344233 is a deficient number, since it is larger than the sum of its proper divisors (698324247).

1313344233 is a wasteful number, since it uses less digits than its factorization.

1313344233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2546 (or 2540 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

The square root of 1313344233 is about 36240.0915147851. The cubic root of 1313344233 is about 1095.1144860593.

Adding to 1313344233 its reverse (3324433131), we get a palindrome (4637777364).

The spelling of 1313344233 in words is "one billion, three hundred thirteen million, three hundred forty-four thousand, two hundred thirty-three".