1078699089323 has 4 divisors (see below), whose sum is σ = 1078712396880. Its totient is φ = 1078685781768.

The previous prime is 1078699089311. The next prime is 1078699089401. The reversal of 1078699089323 is 3239809968701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1078699089323 - 2²⁴ = 1078682312107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1078699089323.

It is not an unprimeable number, because it can be changed into a prime (1078699089023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6531440 + ... + 6694557.

It is an arithmetic number, because the mean of its divisors is an integer number (269678099220).

Almost surely, 2^{1078699089323} is an apocalyptic number.

1078699089323 is a deficient number, since it is larger than the sum of its proper divisors (13307557).

1078699089323 is an equidigital number, since it uses as much as digits as its factorization.

1078699089323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13307556.

The product of its (nonzero) digits is 35271936, while the sum is 65.

The spelling of 1078699089323 in words is "one trillion, seventy-eight billion, six hundred ninety-nine million, eighty-nine thousand, three hundred twenty-three".