123345341143403 has 4 divisors (see below), whose sum is σ = 123345368495448. Its totient is φ = 123345313791360.

The previous prime is 123345341143369. The next prime is 123345341143411. The reversal of 123345341143403 is 304341143543321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123345341143403 - 2⁸ = 123345341143147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123345341143483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5132726 + ... + 16523787.

It is an arithmetic number, because the mean of its divisors is an integer number (30836342123862).

Almost surely, 2^{123345341143403} is an apocalyptic number.

123345341143403 is a deficient number, since it is larger than the sum of its proper divisors (27352045).

123345341143403 is an equidigital number, since it uses as much as digits as its factorization.

123345341143403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27352044.

The product of its (nonzero) digits is 622080, while the sum is 41.

Adding to 123345341143403 its reverse (304341143543321), we get a palindrome (427686484686724).

The spelling of 123345341143403 in words is "one hundred twenty-three trillion, three hundred forty-five billion, three hundred forty-one million, one hundred forty-three thousand, four hundred three".