124242403 has 8 divisors (see below), whose sum is σ = 126186336. Its totient is φ = 122304000.

The previous prime is 124242397. The next prime is 124242407. The reversal of 124242403 is 304242421.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124242403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124242407) 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, 76803 + ... + 78403.

It is an arithmetic number, because the mean of its divisors is an integer number (15773292).

Almost surely, 2^124242403 is an apocalyptic number.

124242403 is a deficient number, since it is larger than the sum of its proper divisors (1943933).

124242403 is a wasteful number, since it uses less digits than its factorization.

124242403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 124242403 is about 11146.4076275722. The cubic root of 124242403 is about 498.9878230449.

Adding to 124242403 its reverse (304242421), we get a palindrome (428484824).

The spelling of 124242403 in words is "one hundred twenty-four million, two hundred forty-two thousand, four hundred three".