125043066 has 48 divisors (see below), whose sum is σ = 290066400. Its totient is φ = 38811744.

The previous prime is 125043053. The next prime is 125043067. The reversal of 125043066 is 660340521.

It is not an unprimeable number, because it can be changed into a prime (125043067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17080 + ... + 23276.

It is an arithmetic number, because the mean of its divisors is an integer number (6043050).

Almost surely, 2^125043066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125043066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145033200).

125043066 is an abundant number, since it is smaller than the sum of its proper divisors (165023334).

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

125043066 is a wasteful number, since it uses less digits than its factorization.

125043066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6283 (or 6280 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 125043066 is about 11182.2656917102. The cubic root of 125043066 is about 500.0574147402.

Adding to 125043066 its reverse (660340521), we get a palindrome (785383587).

The spelling of 125043066 in words is "one hundred twenty-five million, forty-three thousand, sixty-six".