123103017 has 8 divisors (see below), whose sum is σ = 182374880. Its totient is φ = 82068660.

The previous prime is 123103007. The next prime is 123103031. The reversal of 123103017 is 710301321.

It is not a de Polignac number, because 123103017 - 2¹⁸ = 122840873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123103007) 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, 2279659 + ... + 2279712.

It is an arithmetic number, because the mean of its divisors is an integer number (22796860).

Almost surely, 2^123103017 is an apocalyptic number.

It is an amenable number.

123103017 is a deficient number, since it is larger than the sum of its proper divisors (59271863).

123103017 is an equidigital number, since it uses as much as digits as its factorization.

123103017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559380 (or 4559374 counting only the distinct ones).

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

The square root of 123103017 is about 11095.1798993978. The cubic root of 123103017 is about 497.4577855311.

Adding to 123103017 its reverse (710301321), we get a palindrome (833404338).

The spelling of 123103017 in words is "one hundred twenty-three million, one hundred three thousand, seventeen".