1125175825158 has 96 divisors (see below), whose sum is σ = 2859088700160. Its totient is φ = 291910127040.

The previous prime is 1125175825051. The next prime is 1125175825201. The reversal of 1125175825158 is 8515285715211.

It is a self number, because there is not a number n which added to its sum of digits gives 1125175825158.

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 47 ways as a sum of consecutive naturals, for example, 2554663 + ... + 2962541.

It is an arithmetic number, because the mean of its divisors is an integer number (29782173960).

Almost surely, 2^{1125175825158} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125175825158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1429544350080).

1125175825158 is an abundant number, since it is smaller than the sum of its proper divisors (1733912875002).

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

1125175825158 is a wasteful number, since it uses less digits than its factorization.

1125175825158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408762 (or 408755 counting only the distinct ones).

The product of its digits is 1120000, while the sum is 51.

The spelling of 1125175825158 in words is "one trillion, one hundred twenty-five billion, one hundred seventy-five million, eight hundred twenty-five thousand, one hundred fifty-eight".