124117903 has 8 divisors (see below), whose sum is σ = 152760608. Its totient is φ = 98203104.

The previous prime is 124117879. The next prime is 124117949. The reversal of 124117903 is 309711421.

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 124117903 - 2²¹ = 122020751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124117963) 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, 681876 + ... + 682057.

It is an arithmetic number, because the mean of its divisors is an integer number (19095076).

Almost surely, 2^124117903 is an apocalyptic number.

124117903 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

124117903 is a deficient number, since it is larger than the sum of its proper divisors (28642705).

124117903 is a wasteful number, since it uses less digits than its factorization.

124117903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363953.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 124117903 is about 11140.8214688146. The cubic root of 124117903 is about 498.8210932088.

The spelling of 124117903 in words is "one hundred twenty-four million, one hundred seventeen thousand, nine hundred three".