124125123 has 8 divisors (see below), whose sum is σ = 165630736. Its totient is φ = 82684800.

The previous prime is 124125103. The next prime is 124125137. The reversal of 124125123 is 321521421.

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

It is not a de Polignac number, because 124125123 - 2⁸ = 124124867 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 124125123.

It is not an unprimeable number, because it can be changed into a prime (124125103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11698 + ... + 19623.

It is an arithmetic number, because the mean of its divisors is an integer number (20703842).

Almost surely, 2^124125123 is an apocalyptic number.

124125123 is a deficient number, since it is larger than the sum of its proper divisors (41505613).

124125123 is a wasteful number, since it uses less digits than its factorization.

124125123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32645.

The product of its digits is 480, while the sum is 21.

The square root of 124125123 is about 11141.1454976587. The cubic root of 124125123 is about 498.8307652448.

Adding to 124125123 its reverse (321521421), we get a palindrome (445646544).

The spelling of 124125123 in words is "one hundred twenty-four million, one hundred twenty-five thousand, one hundred twenty-three".