1125978675518 has 8 divisors (see below), whose sum is σ = 1705690469160. Its totient is φ = 557415185800.

The previous prime is 1125978675439. The next prime is 1125978675541. The reversal of 1125978675518 is 8155768795211.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2787075728 + ... + 2787076131.

It is an arithmetic number, because the mean of its divisors is an integer number (213211308645).

Almost surely, 2^{1125978675518} is an apocalyptic number.

1125978675518 is a deficient number, since it is larger than the sum of its proper divisors (579711793642).

1125978675518 is a wasteful number, since it uses less digits than its factorization.

1125978675518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5574151962.

The product of its digits is 42336000, while the sum is 65.

The spelling of 1125978675518 in words is "one trillion, one hundred twenty-five billion, nine hundred seventy-eight million, six hundred seventy-five thousand, five hundred eighteen".