1311413346 has 12 divisors (see below), whose sum is σ = 2841395622. Its totient is φ = 437137776.

The previous prime is 1311413297. The next prime is 1311413357. The reversal of 1311413346 is 6433141131.

1311413346 is a `hidden beast` number, since 1 + 311 + 4 + 1 + 3 + 346 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1214174025 + 97239321 = 34845^2 + 9861^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 36428131 + ... + 36428166.

Almost surely, 2^1311413346 is an apocalyptic number.

1311413346 is an abundant number, since it is smaller than the sum of its proper divisors (1529982276).

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

1311413346 is a wasteful number, since it uses less digits than its factorization.

1311413346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72856305 (or 72856302 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1311413346 is about 36213.4415100250. The cubic root of 1311413346 is about 1094.5775414183.

Adding to 1311413346 its reverse (6433141131), we get a palindrome (7744554477).

The spelling of 1311413346 in words is "one billion, three hundred eleven million, four hundred thirteen thousand, three hundred forty-six".