125530045 has 8 divisors (see below), whose sum is σ = 151312896. Its totient is φ = 99972816.

The previous prime is 125530037. The next prime is 125530127. The reversal of 125530045 is 540035521.

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 125530045 - 2³ = 125530037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55177 + ... + 57406.

It is an arithmetic number, because the mean of its divisors is an integer number (18914112).

Almost surely, 2^125530045 is an apocalyptic number.

It is an amenable number.

125530045 is a deficient number, since it is larger than the sum of its proper divisors (25782851).

125530045 is a wasteful number, since it uses less digits than its factorization.

125530045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112811.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 125530045 is about 11204.0191449319. The cubic root of 125530045 is about 500.7057300881.

Adding to 125530045 its reverse (540035521), we get a palindrome (665565566).

The spelling of 125530045 in words is "one hundred twenty-five million, five hundred thirty thousand, forty-five".