1313312033 has 8 divisors (see below), whose sum is σ = 1516980960. Its totient is φ = 1123689280.

The previous prime is 1313312017. The next prime is 1313312083. The reversal of 1313312033 is 3302133131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313312033 - 2⁴ = 1313312017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313311996 and 1313312014.

It is not an unprimeable number, because it can be changed into a prime (1313312083) 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, 3511343 + ... + 3511716.

It is an arithmetic number, because the mean of its divisors is an integer number (189622620).

Almost surely, 2^1313312033 is an apocalyptic number.

It is an amenable number.

1313312033 is a deficient number, since it is larger than the sum of its proper divisors (203668927).

1313312033 is a wasteful number, since it uses less digits than its factorization.

1313312033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7023087.

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

The square root of 1313312033 is about 36239.6472526983. The cubic root of 1313312033 is about 1095.1055361400.

Adding to 1313312033 its reverse (3302133131), we get a palindrome (4615445164).

The spelling of 1313312033 in words is "one billion, three hundred thirteen million, three hundred twelve thousand, thirty-three".