118418141104015 has 4 divisors (see below), whose sum is σ = 142101769324824. Its totient is φ = 94734512883208.

The previous prime is 118418141103979. The next prime is 118418141104027. The reversal of 118418141104015 is 510401141814811.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118418141104015 is a prime.

It is a super-2 number, since 2×118418141104015² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11841814110397 + ... + 11841814110406.

It is an arithmetic number, because the mean of its divisors is an integer number (35525442331206).

Almost surely, 2^{118418141104015} is an apocalyptic number.

118418141104015 is a deficient number, since it is larger than the sum of its proper divisors (23683628220809).

118418141104015 is an equidigital number, since it uses as much as digits as its factorization.

118418141104015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23683628220808.

The product of its (nonzero) digits is 20480, while the sum is 40.

Adding to 118418141104015 its reverse (510401141814811), we get a palindrome (628819282918826).

The spelling of 118418141104015 in words is "one hundred eighteen trillion, four hundred eighteen billion, one hundred forty-one million, one hundred four thousand, fifteen".