124032321 has 12 divisors (see below), whose sum is σ = 204751872. Its totient is φ = 70875576.

The previous prime is 124032319. The next prime is 124032331. The reversal of 124032321 is 123230421.

It is not a de Polignac number, because 124032321 - 2¹ = 124032319 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 124032294 and 124032303.

It is not an unprimeable number, because it can be changed into a prime (124032331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 984321 + ... + 984446.

It is an arithmetic number, because the mean of its divisors is an integer number (17062656).

Almost surely, 2^124032321 is an apocalyptic number.

It is an amenable number.

124032321 is a deficient number, since it is larger than the sum of its proper divisors (80719551).

124032321 is a wasteful number, since it uses less digits than its factorization.

124032321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968780 (or 1968777 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 124032321 is about 11136.9798868454. The cubic root of 124032321 is about 498.7064175082.

Adding to 124032321 its reverse (123230421), we get a palindrome (247262742).

The spelling of 124032321 in words is "one hundred twenty-four million, thirty-two thousand, three hundred twenty-one".