11703123 has 24 divisors (see below), whose sum is σ = 18568368. Its totient is φ = 7340544.

The previous prime is 11703121. The next prime is 11703149. The reversal of 11703123 is 32130711.

11703123 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11703123 - 2¹ = 11703121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11703096 and 11703105.

It is not an unprimeable number, because it can be changed into a prime (11703121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2715 + ... + 5547.

It is an arithmetic number, because the mean of its divisors is an integer number (773682).

Almost surely, 2^11703123 is an apocalyptic number.

11703123 is a deficient number, since it is larger than the sum of its proper divisors (6865245).

11703123 is an equidigital number, since it uses as much as digits as its factorization.

11703123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2865 (or 2853 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 11703123 is about 3420.9827535374. The cubic root of 11703123 is about 227.0390651263.

Adding to 11703123 its reverse (32130711), we get a palindrome (43833834).

The spelling of 11703123 in words is "eleven million, seven hundred three thousand, one hundred twenty-three".