1340111313 has 12 divisors (see below), whose sum is σ = 1936034100. Its totient is φ = 893260896.

The previous prime is 1340111293. The next prime is 1340111321. The reversal of 1340111313 is 3131110431.

1340111313 is a `hidden beast` number, since 1 + 340 + 1 + 11 + 313 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1102704849 + 237406464 = 33207^2 + 15408^2 .

It is not a de Polignac number, because 1340111313 - 2²⁹ = 803240401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1340111713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97495 + ... + 110387.

It is an arithmetic number, because the mean of its divisors is an integer number (161336175).

Almost surely, 2^1340111313 is an apocalyptic number.

It is an amenable number.

1340111313 is a deficient number, since it is larger than the sum of its proper divisors (595922787).

1340111313 is a wasteful number, since it uses less digits than its factorization.

1340111313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24448 (or 24445 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1340111313 is about 36607.5308235887. The cubic root of 1340111313 is about 1102.5042978838.

Adding to 1340111313 its reverse (3131110431), we get a palindrome (4471221744).

The spelling of 1340111313 in words is "one billion, three hundred forty million, one hundred eleven thousand, three hundred thirteen".