1125354117166 has 4 divisors (see below), whose sum is σ = 1688031175752. Its totient is φ = 562677058582.

The previous prime is 1125354117163. The next prime is 1125354117179. The reversal of 1125354117166 is 6617114535211.

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

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 as a sum of consecutive naturals, namely, 281338529290 + ... + 281338529293.

It is an arithmetic number, because the mean of its divisors is an integer number (422007793938).

Almost surely, 2^{1125354117166} is an apocalyptic number.

1125354117166 is a deficient number, since it is larger than the sum of its proper divisors (562677058586).

1125354117166 is an equidigital number, since it uses as much as digits as its factorization.

1125354117166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562677058585.

The product of its digits is 151200, while the sum is 43.

The spelling of 1125354117166 in words is "one trillion, one hundred twenty-five billion, three hundred fifty-four million, one hundred seventeen thousand, one hundred sixty-six".