1313314033 has 4 divisors (see below), whose sum is σ = 1313391780. Its totient is φ = 1313236288.

The previous prime is 1313314003. The next prime is 1313314043. The reversal of 1313314033 is 3304133131.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1053846369 + 259467664 = 32463^2 + 16108^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313314033 - 2¹³ = 1313305841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313313995 and 1313314013.

It is not an unprimeable number, because it can be changed into a prime (1313314003) 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, 1660 + ... + 51277.

It is an arithmetic number, because the mean of its divisors is an integer number (328347945).

Almost surely, 2^1313314033 is an apocalyptic number.

It is an amenable number.

1313314033 is a deficient number, since it is larger than the sum of its proper divisors (77747).

1313314033 is an equidigital number, since it uses as much as digits as its factorization.

1313314033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77746.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 1313314033 is about 36239.6748467753. The cubic root of 1313314033 is about 1095.1060920399.

Adding to 1313314033 its reverse (3304133131), we get a palindrome (4617447164).

The spelling of 1313314033 in words is "one billion, three hundred thirteen million, three hundred fourteen thousand, thirty-three".