124134321 has 8 divisors (see below), whose sum is σ = 168635520. Its totient is φ = 81194672.

The previous prime is 124134299. The next prime is 124134331. The reversal of 124134321 is 123431421.

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 124134321 - 2¹⁰ = 124133297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124134331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390201 + ... + 390518.

It is an arithmetic number, because the mean of its divisors is an integer number (21079440).

Almost surely, 2^124134321 is an apocalyptic number.

It is an amenable number.

124134321 is a deficient number, since it is larger than the sum of its proper divisors (44501199).

124134321 is an equidigital number, since it uses as much as digits as its factorization.

124134321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780775.

The product of its digits is 576, while the sum is 21.

The square root of 124134321 is about 11141.5582841899. The cubic root of 124134321 is about 498.8430865003.

Adding to 124134321 its reverse (123431421), we get a palindrome (247565742).

The spelling of 124134321 in words is "one hundred twenty-four million, one hundred thirty-four thousand, three hundred twenty-one".