2118134677 has 8 divisors (see below), whose sum is σ = 2137208832. Its totient is φ = 2099104800.

The previous prime is 2118134651. The next prime is 2118134713. The reversal of 2118134677 is 7764318112.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2118134677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2118164677) 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, 89068 + ... + 110314.

It is an arithmetic number, because the mean of its divisors is an integer number (267151104).

Almost surely, 2^2118134677 is an apocalyptic number.

It is an amenable number.

2118134677 is a deficient number, since it is larger than the sum of its proper divisors (19074155).

2118134677 is a wasteful number, since it uses less digits than its factorization.

2118134677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22139.

The product of its digits is 56448, while the sum is 40.

The square root of 2118134677 is about 46023.1971618661. The cubic root of 2118134677 is about 1284.2547778197.

The spelling of 2118134677 in words is "two billion, one hundred eighteen million, one hundred thirty-four thousand, six hundred seventy-seven".