112403515123 has 2 divisors, whose sum is σ = 112403515124. Its totient is φ = 112403515122.

The previous prime is 112403515121. The next prime is 112403515153. The reversal of 112403515123 is 321515304211.

It is a weak prime.

It is an emirp because it is prime and its reverse (321515304211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112403515123 - 2¹ = 112403515121 is a prime.

Together with 112403515121, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 112403515091 and 112403515100.

It is not a weakly prime, because it can be changed into another prime (112403515121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56201757561 + 56201757562.

It is an arithmetic number, because the mean of its divisors is an integer number (56201757562).

Almost surely, 2^112403515123 is an apocalyptic number.

112403515123 is a deficient number, since it is larger than the sum of its proper divisors (1).

112403515123 is an equidigital number, since it uses as much as digits as its factorization.

112403515123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 112403515123 its reverse (321515304211), we get a palindrome (433918819334).

The spelling of 112403515123 in words is "one hundred twelve billion, four hundred three million, five hundred fifteen thousand, one hundred twenty-three".