123300545444403 has 4 divisors (see below), whose sum is σ = 164400727259208. Its totient is φ = 82200363629600.

The previous prime is 123300545444399. The next prime is 123300545444407. The reversal of 123300545444403 is 304444545003321.

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

It is an interprime number because it is at equal distance from previous prime (123300545444399) and next prime (123300545444407).

It is a cyclic number.

It is not a de Polignac number, because 123300545444403 - 2² = 123300545444399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123300545444407) 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, 20550090907398 + ... + 20550090907403.

It is an arithmetic number, because the mean of its divisors is an integer number (41100181814802).

Almost surely, 2^{123300545444403} is an apocalyptic number.

123300545444403 is a deficient number, since it is larger than the sum of its proper divisors (41100181814805).

123300545444403 is an equidigital number, since it uses as much as digits as its factorization.

123300545444403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41100181814804.

The product of its (nonzero) digits is 1382400, while the sum is 42.

The spelling of 123300545444403 in words is "one hundred twenty-three trillion, three hundred billion, five hundred forty-five million, four hundred forty-four thousand, four hundred three".