10403123 has 8 divisors (see below), whose sum is σ = 10639200. Its totient is φ = 10169280.

The previous prime is 10403111. The next prime is 10403131. The reversal of 10403123 is 32130401.

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 10403123 - 2⁸ = 10402867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10403098 and 10403107.

It is not an unprimeable number, because it can be changed into a prime (10400123) 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, 11711 + ... + 12567.

It is an arithmetic number, because the mean of its divisors is an integer number (1329900).

Almost surely, 2^10403123 is an apocalyptic number.

10403123 is a deficient number, since it is larger than the sum of its proper divisors (236077).

10403123 is an equidigital number, since it uses as much as digits as its factorization.

10403123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 10403123 is about 3225.3872635701. The cubic root of 10403123 is about 218.3004232716.

Adding to 10403123 its reverse (32130401), we get a palindrome (42533524).

The spelling of 10403123 in words is "ten million, four hundred three thousand, one hundred twenty-three".