126240125 has 16 divisors (see below), whose sum is σ = 171872064. Its totient is φ = 91810000.

The previous prime is 126240119. The next prime is 126240133. The reversal of 126240125 is 521042621.

It is a happy number.

It is not a de Polignac number, because 126240125 - 2⁴ = 126240109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 126240125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44531 + ... + 47280.

It is an arithmetic number, because the mean of its divisors is an integer number (10742004).

Almost surely, 2^126240125 is an apocalyptic number.

It is an amenable number.

126240125 is a deficient number, since it is larger than the sum of its proper divisors (45631939).

126240125 is an equidigital number, since it uses as much as digits as its factorization.

126240125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91837 (or 91827 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 126240125 is about 11235.6630867964. The cubic root of 126240125 is about 501.6480618161.

Adding to 126240125 its reverse (521042621), we get a palindrome (647282746).

The spelling of 126240125 in words is "one hundred twenty-six million, two hundred forty thousand, one hundred twenty-five".