123134404003 has 16 divisors (see below), whose sum is σ = 132948073216. Its totient is φ = 113369880960.

The previous prime is 123134403991. The next prime is 123134404037. The reversal of 123134404003 is 300404431321.

It is a cyclic number.

It is not a de Polignac number, because 123134404003 - 2⁵ = 123134403971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123134404103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11015125 + ... + 11026297.

It is an arithmetic number, because the mean of its divisors is an integer number (8309254576).

Almost surely, 2^123134404003 is an apocalyptic number.

123134404003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123134404003 is a deficient number, since it is larger than the sum of its proper divisors (9813669213).

123134404003 is a wasteful number, since it uses less digits than its factorization.

123134404003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13294.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 123134404003 its reverse (300404431321), we get a palindrome (423538835324).

The spelling of 123134404003 in words is "one hundred twenty-three billion, one hundred thirty-four million, four hundred four thousand, three".