124001103 has 4 divisors (see below), whose sum is σ = 165334808. Its totient is φ = 82667400.

The previous prime is 124001083. The next prime is 124001117. The reversal of 124001103 is 301100421.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 124001103 - 2¹² = 123997007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124001153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20666848 + ... + 20666853.

It is an arithmetic number, because the mean of its divisors is an integer number (41333702).

Almost surely, 2^124001103 is an apocalyptic number.

124001103 is a deficient number, since it is larger than the sum of its proper divisors (41333705).

124001103 is an equidigital number, since it uses as much as digits as its factorization.

124001103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41333704.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 124001103 is about 11135.5782517119. The cubic root of 124001103 is about 498.6645737824.

Adding to 124001103 its reverse (301100421), we get a palindrome (425101524).

The spelling of 124001103 in words is "one hundred twenty-four million, one thousand, one hundred three".