125673305 has 16 divisors (see below), whose sum is σ = 155390400. Its totient is φ = 97516608.

The previous prime is 125673283. The next prime is 125673313. The reversal of 125673305 is 503376521.

It is a cyclic number.

It is not a de Polignac number, because 125673305 - 2²⁰ = 124624729 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30074 + ... + 33996.

It is an arithmetic number, because the mean of its divisors is an integer number (9711900).

Almost surely, 2^125673305 is an apocalyptic number.

It is an amenable number.

125673305 is a deficient number, since it is larger than the sum of its proper divisors (29717095).

125673305 is a wasteful number, since it uses less digits than its factorization.

125673305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 125673305 is about 11210.4105634004. The cubic root of 125673305 is about 500.8961329320.

The spelling of 125673305 in words is "one hundred twenty-five million, six hundred seventy-three thousand, three hundred five".