1125803939436 has 36 divisors (see below), whose sum is σ = 3104489652264. Its totient is φ = 341152708800.

The previous prime is 1125803939417. The next prime is 1125803939443. The reversal of 1125803939436 is 6349393085211.

1125803939436 is a `hidden beast` number, since 1 + 12 + 580 + 3 + 9 + 3 + 9 + 43 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 1421469225 + ... + 1421470016.

It is an arithmetic number, because the mean of its divisors is an integer number (86235823674).

Almost surely, 2^{1125803939436} is an apocalyptic number.

It is an amenable number.

1125803939436 is an abundant number, since it is smaller than the sum of its proper divisors (1978685712828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125803939436 is a wasteful number, since it uses less digits than its factorization.

1125803939436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842939262 (or 2842939257 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 1125803939436 in words is "one trillion, one hundred twenty-five billion, eight hundred three million, nine hundred thirty-nine thousand, four hundred thirty-six".