124240126 has 16 divisors (see below), whose sum is σ = 202498560. Its totient is φ = 56951640.

The previous prime is 124240121. The next prime is 124240133. The reversal of 124240126 is 621042421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 124240097 and 124240106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124240121) 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, 51556 + ... + 53911.

It is an arithmetic number, because the mean of its divisors is an integer number (12656160).

Almost surely, 2^124240126 is an apocalyptic number.

124240126 is a deficient number, since it is larger than the sum of its proper divisors (78258434).

124240126 is a wasteful number, since it uses less digits than its factorization.

124240126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105519.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 124240126 is about 11146.3054865727. The cubic root of 124240126 is about 498.9847746970.

Adding to 124240126 its reverse (621042421), we get a palindrome (745282547).

The spelling of 124240126 in words is "one hundred twenty-four million, two hundred forty thousand, one hundred twenty-six".