123530404541453 has 16 divisors (see below), whose sum is σ = 155745650758656. Its totient is φ = 95354480050560.

The previous prime is 123530404541419. The next prime is 123530404541459. The reversal of 123530404541453 is 354145404035321.

It is a cyclic number.

It is not a de Polignac number, because 123530404541453 - 2¹² = 123530404537357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123530404541459) 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, 16554593501 + ... + 16554600962.

It is an arithmetic number, because the mean of its divisors is an integer number (9734103172416).

Almost surely, 2^{123530404541453} is an apocalyptic number.

123530404541453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

123530404541453 is a deficient number, since it is larger than the sum of its proper divisors (32215246217203).

123530404541453 is a wasteful number, since it uses less digits than its factorization.

123530404541453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33109194524.

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 123530404541453 its reverse (354145404035321), we get a palindrome (477675808576774).

The spelling of 123530404541453 in words is "one hundred twenty-three trillion, five hundred thirty billion, four hundred four million, five hundred forty-one thousand, four hundred fifty-three".