1128302857347 has 8 divisors (see below), whose sum is σ = 1583582957760. Its totient is φ = 712612330920.

The previous prime is 1128302857301. The next prime is 1128302857351. The reversal of 1128302857347 is 7437582038211.

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

It is not a de Polignac number, because 1128302857347 - 2¹⁴ = 1128302840963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1128302857347.

It is not an unprimeable number, because it can be changed into a prime (1128302857397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9897393429 + ... + 9897393542.

It is an arithmetic number, because the mean of its divisors is an integer number (197947869720).

Almost surely, 2^{1128302857347} is an apocalyptic number.

1128302857347 is a deficient number, since it is larger than the sum of its proper divisors (455280100413).

1128302857347 is a wasteful number, since it uses less digits than its factorization.

1128302857347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19794786993.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 1128302857347 in words is "one trillion, one hundred twenty-eight billion, three hundred two million, eight hundred fifty-seven thousand, three hundred forty-seven".