125053445 has 32 divisors (see below), whose sum is σ = 175633920. Its totient is φ = 84464640.

The previous prime is 125053399. The next prime is 125053457. The reversal of 125053445 is 544350521.

It is not a de Polignac number, because 125053445 - 2⁶ = 125053381 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73019 + ... + 74711.

It is an arithmetic number, because the mean of its divisors is an integer number (5488560).

Almost surely, 2^125053445 is an apocalyptic number.

It is an amenable number.

125053445 is a deficient number, since it is larger than the sum of its proper divisors (50580475).

125053445 is a wasteful number, since it uses less digits than its factorization.

125053445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 125053445 is about 11182.7297651334. The cubic root of 125053445 is about 500.0712498464.

The spelling of 125053445 in words is "one hundred twenty-five million, fifty-three thousand, four hundred forty-five".