1316264409 has 12 divisors (see below), whose sum is σ = 1901770416. Its totient is φ = 877279032.

The previous prime is 1316264377. The next prime is 1316264431. The reversal of 1316264409 is 9044626131.

1316264409 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 2 + 644 + 0 + 9 = 666.

It is not a de Polignac number, because 1316264409 - 2⁵ = 1316264377 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1316263409) 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, 21474 + ... + 55620.

It is an arithmetic number, because the mean of its divisors is an integer number (158480868).

Almost surely, 2^1316264409 is an apocalyptic number.

It is an amenable number.

1316264409 is a deficient number, since it is larger than the sum of its proper divisors (585506007).

1316264409 is a wasteful number, since it uses less digits than its factorization.

1316264409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38436 (or 38433 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 1316264409 is about 36280.3584464101. The cubic root of 1316264409 is about 1095.9255351156.

The spelling of 1316264409 in words is "one billion, three hundred sixteen million, two hundred sixty-four thousand, four hundred nine".