124420503 has 8 divisors (see below), whose sum is σ = 167200768. Its totient is φ = 82293624.

The previous prime is 124420489. The next prime is 124420507. The reversal of 124420503 is 305024421.

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

It is not a de Polignac number, because 124420503 - 2¹⁰ = 124419479 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 124420503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124420507) 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, 162901 + ... + 163662.

It is an arithmetic number, because the mean of its divisors is an integer number (20900096).

Almost surely, 2^124420503 is an apocalyptic number.

124420503 is a deficient number, since it is larger than the sum of its proper divisors (42780265).

124420503 is a wasteful number, since it uses less digits than its factorization.

124420503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326693.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 124420503 is about 11154.3938876122. The cubic root of 124420503 is about 499.2261402334.

Adding to 124420503 its reverse (305024421), we get a palindrome (429444924).

The spelling of 124420503 in words is "one hundred twenty-four million, four hundred twenty thousand, five hundred three".