1125354117143 has 4 divisors (see below), whose sum is σ = 1155769093320. Its totient is φ = 1094939140968.

The previous prime is 1125354117091. The next prime is 1125354117163. The reversal of 1125354117143 is 3417114535211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1125354117143 - 2²² = 1125349922839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1125354117097 and 1125354117106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125354117163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15207488033 + ... + 15207488106.

It is an arithmetic number, because the mean of its divisors is an integer number (288942273330).

Almost surely, 2^{1125354117143} is an apocalyptic number.

1125354117143 is a deficient number, since it is larger than the sum of its proper divisors (30414976177).

1125354117143 is an equidigital number, since it uses as much as digits as its factorization.

1125354117143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30414976176.

The product of its digits is 50400, while the sum is 38.

The spelling of 1125354117143 in words is "one trillion, one hundred twenty-five billion, three hundred fifty-four million, one hundred seventeen thousand, one hundred forty-three".