125723573 has 4 divisors (see below), whose sum is σ = 125761728. Its totient is φ = 125685420.

The previous prime is 125723537. The next prime is 125723581. The reversal of 125723573 is 375327521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 125723573 - 2¹⁰ = 125722549 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 (125723173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13613 + ... + 20898.

It is an arithmetic number, because the mean of its divisors is an integer number (31440432).

Almost surely, 2^125723573 is an apocalyptic number.

It is an amenable number.

125723573 is a deficient number, since it is larger than the sum of its proper divisors (38155).

125723573 is an equidigital number, since it uses as much as digits as its factorization.

125723573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38154.

The product of its digits is 44100, while the sum is 35.

The square root of 125723573 is about 11212.6523623985. The cubic root of 125723573 is about 500.9629084243.

The spelling of 125723573 in words is "one hundred twenty-five million, seven hundred twenty-three thousand, five hundred seventy-three".