1313349969 has 8 divisors (see below), whose sum is σ = 1755636480. Its totient is φ = 873315056.

The previous prime is 1313349959. The next prime is 1313350009. The reversal of 1313349969 is 9699433131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1313349969 - 2⁴ = 1313349953 is a prime.

It is a super-2 number, since 2×1313349969² = 3449776282144601922, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1313349959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561537 + ... + 563870.

It is an arithmetic number, because the mean of its divisors is an integer number (219454560).

Almost surely, 2^1313349969 is an apocalyptic number.

It is an amenable number.

1313349969 is a deficient number, since it is larger than the sum of its proper divisors (442286511).

1313349969 is a wasteful number, since it uses less digits than its factorization.

1313349969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125799.

The product of its digits is 472392, while the sum is 48.

The square root of 1313349969 is about 36240.1706535717. The cubic root of 1313349969 is about 1095.1160803526.

The spelling of 1313349969 in words is "one billion, three hundred thirteen million, three hundred forty-nine thousand, nine hundred sixty-nine".