123530111254413 has 32 divisors (see below), whose sum is σ = 186885285523200. Its totient is φ = 80615515526208.

The previous prime is 123530111254373. The next prime is 123530111254471. The reversal of 123530111254413 is 314452111035321.

123530111254413 is a `hidden beast` number, since 1 + 2 + 3 + 530 + 1 + 112 + 5 + 4 + 4 + 1 + 3 = 666.

It is not a de Polignac number, because 123530111254413 - 2²¹ = 123530109157261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123530111255413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97691070 + ... + 98947487.

It is an arithmetic number, because the mean of its divisors is an integer number (5840165172600).

Almost surely, 2^{123530111254413} is an apocalyptic number.

It is an amenable number.

123530111254413 is a deficient number, since it is larger than the sum of its proper divisors (63355174268787).

123530111254413 is a wasteful number, since it uses less digits than its factorization.

123530111254413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196639058 (or 196639052 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 123530111254413 its reverse (314452111035321), we get a palindrome (437982222289734).

The spelling of 123530111254413 in words is "one hundred twenty-three trillion, five hundred thirty billion, one hundred eleven million, two hundred fifty-four thousand, four hundred thirteen".