123053405440043 has 8 divisors (see below), whose sum is σ = 132659879923536. Its totient is φ = 113467049229600.

The previous prime is 123053405440039. The next prime is 123053405440061. The reversal of 123053405440043 is 340044504350321.

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 123053405440043 - 2² = 123053405440039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123053405439979 and 123053405440006.

It is not an unprimeable number, because it can be changed into a prime (123053405446043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5029555553 + ... + 5029580018.

It is an arithmetic number, because the mean of its divisors is an integer number (16582484990442).

Almost surely, 2^{123053405440043} is an apocalyptic number.

123053405440043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123053405440043 is a deficient number, since it is larger than the sum of its proper divisors (9606474483493).

123053405440043 is a wasteful number, since it uses less digits than its factorization.

123053405440043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10059136525.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 123053405440043 its reverse (340044504350321), we get a palindrome (463097909790364).

The spelling of 123053405440043 in words is "one hundred twenty-three trillion, fifty-three billion, four hundred five million, four hundred forty thousand, forty-three".