124003421 has 8 divisors (see below), whose sum is σ = 126671424. Its totient is φ = 121361760.

The previous prime is 124003403. The next prime is 124003447. The reversal of 124003421 is 124300421.

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

It is a cyclic number.

It is not a de Polignac number, because 124003421 - 2¹⁰ = 124002397 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 124003421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124003471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3080 + ... + 16046.

It is an arithmetic number, because the mean of its divisors is an integer number (15833928).

Almost surely, 2^124003421 is an apocalyptic number.

It is an amenable number.

124003421 is a deficient number, since it is larger than the sum of its proper divisors (2668003).

124003421 is a wasteful number, since it uses less digits than its factorization.

124003421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13171.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 124003421 is about 11135.6823320352. The cubic root of 124003421 is about 498.6676810055.

Adding to 124003421 its reverse (124300421), we get a palindrome (248303842).

The spelling of 124003421 in words is "one hundred twenty-four million, three thousand, four hundred twenty-one".