1125875711718 has 16 divisors (see below), whose sum is σ = 2501946026160. Its totient is φ = 375291903888.

The previous prime is 1125875711699. The next prime is 1125875711729. The reversal of 1125875711718 is 8171175785211.

1125875711718 is a `hidden beast` number, since 1 + 1 + 2 + 58 + 7 + 571 + 1 + 7 + 18 = 666.

It is a super-2 number, since 2×1125875711718² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 20849550217 = 1125875711718 / (1 + 1 + 2 + 5 + 8 + 7 + 5 + 7 + 1 + 1 + 7 + 1 + 8).

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 (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10424775055 + ... + 10424775162.

It is an arithmetic number, because the mean of its divisors is an integer number (156371626635).

Almost surely, 2^{1125875711718} is an apocalyptic number.

1125875711718 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1125875711718 is an abundant number, since it is smaller than the sum of its proper divisors (1376070314442).

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

1125875711718 is a wasteful number, since it uses less digits than its factorization.

1125875711718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20849550228 (or 20849550222 counting only the distinct ones).

The product of its digits is 1097600, while the sum is 54.

The spelling of 1125875711718 in words is "one trillion, one hundred twenty-five billion, eight hundred seventy-five million, seven hundred eleven thousand, seven hundred eighteen".