1316455343 has 8 divisors (see below), whose sum is σ = 1505061888. Its totient is φ = 1127984184.

The previous prime is 1316455307. The next prime is 1316455351. The reversal of 1316455343 is 3435546131.

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 1316455343 - 2⁶ = 1316455279 is a prime.

It is a super-2 number, since 2×1316455343² = 3466109340226495298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316455303) 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 7 ways as a sum of consecutive naturals, for example, 12071 + ... + 52712.

It is an arithmetic number, because the mean of its divisors is an integer number (188132736).

Almost surely, 2^1316455343 is an apocalyptic number.

1316455343 is a deficient number, since it is larger than the sum of its proper divisors (188606545).

1316455343 is an equidigital number, since it uses as much as digits as its factorization.

1316455343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67693.

The product of its digits is 64800, while the sum is 35.

The square root of 1316455343 is about 36282.9897197020. The cubic root of 1316455343 is about 1095.9785232862.

The spelling of 1316455343 in words is "one billion, three hundred sixteen million, four hundred fifty-five thousand, three hundred forty-three".