125333066 has 4 divisors (see below), whose sum is σ = 187999602. Its totient is φ = 62666532.

The previous prime is 125333053. The next prime is 125333083. The reversal of 125333066 is 660333521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 660333521 = 571 ⋅1156451.

It can be written as a sum of positive squares in only one way, i.e., 125328025 + 5041 = 11195^2 + 71^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31333265 + ... + 31333268.

Almost surely, 2^125333066 is an apocalyptic number.

125333066 is a deficient number, since it is larger than the sum of its proper divisors (62666536).

125333066 is an equidigital number, since it uses as much as digits as its factorization.

125333066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62666535.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 125333066 is about 11195.2251428902. The cubic root of 125333066 is about 500.4436941545.

Adding to 125333066 its reverse (660333521), we get a palindrome (785666587).

The spelling of 125333066 in words is "one hundred twenty-five million, three hundred thirty-three thousand, sixty-six".