125543033 has 8 divisors (see below), whose sum is σ = 156521280. Its totient is φ = 97825680.

The previous prime is 125542999. The next prime is 125543053. The reversal of 125543033 is 330345521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125543033 - 2¹⁰ = 125542009 is a prime.

It is a super-2 number, since 2×125543033² = 31522106269678178, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 125542993 and 125543011.

It is not an unprimeable number, because it can be changed into a prime (125543053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815138 + ... + 815291.

It is an arithmetic number, because the mean of its divisors is an integer number (19565160).

Almost surely, 2^125543033 is an apocalyptic number.

It is an amenable number.

125543033 is a deficient number, since it is larger than the sum of its proper divisors (30978247).

125543033 is a wasteful number, since it uses less digits than its factorization.

125543033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630447.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 125543033 is about 11204.5987433732. The cubic root of 125543033 is about 500.7229980438.

Adding to 125543033 its reverse (330345521), we get a palindrome (455888554).

The spelling of 125543033 in words is "one hundred twenty-five million, five hundred forty-three thousand, thirty-three".