1013313033 has 12 divisors (see below), whose sum is σ = 1549773108. Its totient is φ = 635804160.

The previous prime is 1013313031. The next prime is 1013313079. The reversal of 1013313033 is 3303133101.

It can be written as a sum of positive squares in 2 ways, for example, as 548824329 + 464488704 = 23427^2 + 21552^2 .

It is not a de Polignac number, because 1013313033 - 2¹ = 1013313031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013312997 and 1013313015.

It is not an unprimeable number, because it can be changed into a prime (1013313031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3311328 + ... + 3311633.

It is an arithmetic number, because the mean of its divisors is an integer number (129147759).

Almost surely, 2^1013313033 is an apocalyptic number.

It is an amenable number.

1013313033 is a deficient number, since it is larger than the sum of its proper divisors (536460075).

1013313033 is a wasteful number, since it uses less digits than its factorization.

1013313033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6622984 (or 6622981 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

The square root of 1013313033 is about 31832.5781707985. The cubic root of 1013313033 is about 1004.4181290552.

Adding to 1013313033 its reverse (3303133101), we get a palindrome (4316446134).

The spelling of 1013313033 in words is "one billion, thirteen million, three hundred thirteen thousand, thirty-three".