1313404026 has 32 divisors (see below), whose sum is σ = 2964427200. Its totient is φ = 384276480.

The previous prime is 1313404007. The next prime is 1313404039. The reversal of 1313404026 is 6204043131.

1313404026 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1313404026³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1313403987 and 1313404005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341191 + ... + 345018.

It is an arithmetic number, because the mean of its divisors is an integer number (92638350).

Almost surely, 2^1313404026 is an apocalyptic number.

1313404026 is an abundant number, since it is smaller than the sum of its proper divisors (1651023174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313404026 is a wasteful number, since it uses less digits than its factorization.

1313404026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686254.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1313404026 is about 36240.9164619219. The cubic root of 1313404026 is about 1095.1311050043.

Adding to 1313404026 its reverse (6204043131), we get a palindrome (7517447157).

The spelling of 1313404026 in words is "one billion, three hundred thirteen million, four hundred four thousand, twenty-six".