1125166343 has 24 divisors (see below), whose sum is σ = 1321504128. Its totient is φ = 938275488.

The previous prime is 1125166333. The next prime is 1125166363. The reversal of 1125166343 is 3436615211.

It is not a de Polignac number, because 1125166343 - 2¹⁶ = 1125100807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125166333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6902780 + ... + 6902942.

It is an arithmetic number, because the mean of its divisors is an integer number (55062672).

Almost surely, 2^1125166343 is an apocalyptic number.

1125166343 is a deficient number, since it is larger than the sum of its proper divisors (196337785).

1125166343 is an equidigital number, since it uses as much as digits as its factorization.

1125166343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 362 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 1125166343 is about 33543.4992658786. The cubic root of 1125166343 is about 1040.0931693528.

The spelling of 1125166343 in words is "one billion, one hundred twenty-five million, one hundred sixty-six thousand, three hundred forty-three".