123663113115 has 8 divisors (see below), whose sum is σ = 197860981008. Its totient is φ = 65953660320.

The previous prime is 123663113059. The next prime is 123663113117. The reversal of 123663113115 is 511311366321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123663113115 - 2⁹ = 123663112603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123663113117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4122103756 + ... + 4122103785.

It is an arithmetic number, because the mean of its divisors is an integer number (24732622626).

Almost surely, 2^123663113115 is an apocalyptic number.

123663113115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123663113115 is a deficient number, since it is larger than the sum of its proper divisors (74197867893).

123663113115 is an equidigital number, since it uses as much as digits as its factorization.

123663113115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8244207549.

The product of its digits is 9720, while the sum is 33.

Adding to 123663113115 its reverse (511311366321), we get a palindrome (634974479436).

The spelling of 123663113115 in words is "one hundred twenty-three billion, six hundred sixty-three million, one hundred thirteen thousand, one hundred fifteen".