1313061867 has 32 divisors (see below), whose sum is σ = 2101700160. Its totient is φ = 805420800.

The previous prime is 1313061857. The next prime is 1313061901. The reversal of 1313061867 is 7681603131.

1313061867 is a `hidden beast` number, since 1 + 3 + 1 + 30 + 618 + 6 + 7 = 666.

It is not a de Polignac number, because 1313061867 - 2¹⁹ = 1312537579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1313061847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105367 + ... + 117167.

It is an arithmetic number, because the mean of its divisors is an integer number (65678130).

Almost surely, 2^1313061867 is an apocalyptic number.

1313061867 is a deficient number, since it is larger than the sum of its proper divisors (788638293).

1313061867 is a wasteful number, since it uses less digits than its factorization.

1313061867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12140 (or 12134 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1313061867 is about 36236.1955370594. The cubic root of 1313061867 is about 1095.0359980659.

Adding to 1313061867 its reverse (7681603131), we get a palindrome (8994664998).

The spelling of 1313061867 in words is "one billion, three hundred thirteen million, sixty-one thousand, eight hundred sixty-seven".