125707423 has 4 divisors (see below), whose sum is σ = 125729848. Its totient is φ = 125685000.

The previous prime is 125707399. The next prime is 125707453. The reversal of 125707423 is 324707521.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 125707423 - 2²¹ = 123610271 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 (125707453) 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 3 ways as a sum of consecutive naturals, for example, 5548 + ... + 16798.

It is an arithmetic number, because the mean of its divisors is an integer number (31432462).

Almost surely, 2^125707423 is an apocalyptic number.

125707423 is a deficient number, since it is larger than the sum of its proper divisors (22425).

125707423 is a wasteful number, since it uses less digits than its factorization.

125707423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22424.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 125707423 is about 11211.9321706832. The cubic root of 125707423 is about 500.9414568720.

The spelling of 125707423 in words is "one hundred twenty-five million, seven hundred seven thousand, four hundred twenty-three".