1078320343 has 8 divisors (see below), whose sum is σ = 1090813680. Its totient is φ = 1065891840.

The previous prime is 1078320329. The next prime is 1078320349. The reversal of 1078320343 is 3430238701.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1078320343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078320349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17653 + ... + 49681.

It is an arithmetic number, because the mean of its divisors is an integer number (136351710).

Almost surely, 2^1078320343 is an apocalyptic number.

1078320343 is a deficient number, since it is larger than the sum of its proper divisors (12493337).

1078320343 is a wasteful number, since it uses less digits than its factorization.

1078320343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32417.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 1078320343 is about 32837.7883390462. The cubic root of 1078320343 is about 1025.4534081306.

The spelling of 1078320343 in words is "one billion, seventy-eight million, three hundred twenty thousand, three hundred forty-three".