1340316369 has 16 divisors (see below), whose sum is σ = 2269319040. Its totient is φ = 765894960.

The previous prime is 1340316361. The next prime is 1340316371. The reversal of 1340316369 is 9636130431.

1340316369 is a `hidden beast` number, since 13 + 4 + 0 + 3 + 1 + 636 + 9 = 666.

It is not a de Polignac number, because 1340316369 - 2³ = 1340316361 is a prime.

It is a super-2 number, since 2×1340316369² = 3592895938018688322, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1340316361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3545622 + ... + 3545999.

It is an arithmetic number, because the mean of its divisors is an integer number (141832440).

Almost surely, 2^1340316369 is an apocalyptic number.

It is an amenable number.

1340316369 is a deficient number, since it is larger than the sum of its proper divisors (929002671).

1340316369 is an equidigital number, since it uses as much as digits as its factorization.

1340316369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091637 (or 7091631 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 1340316369 is about 36610.3314516545. The cubic root of 1340316369 is about 1102.5605279370.

The spelling of 1340316369 in words is "one billion, three hundred forty million, three hundred sixteen thousand, three hundred sixty-nine".