125172773 has 8 divisors (see below), whose sum is σ = 137829600. Its totient is φ = 112728880.

The previous prime is 125172737. The next prime is 125172781. The reversal of 125172773 is 377271521.

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

It is not a de Polignac number, because 125172773 - 2¹⁴ = 125156389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125172673) 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, 51998 + ... + 54351.

It is an arithmetic number, because the mean of its divisors is an integer number (17228700).

Almost surely, 2^125172773 is an apocalyptic number.

It is an amenable number.

125172773 is a deficient number, since it is larger than the sum of its proper divisors (12656827).

125172773 is a wasteful number, since it uses less digits than its factorization.

125172773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106467.

The product of its digits is 20580, while the sum is 35.

The square root of 125172773 is about 11188.0638628853. The cubic root of 125172773 is about 500.2302579463.

The spelling of 125172773 in words is "one hundred twenty-five million, one hundred seventy-two thousand, seven hundred seventy-three".