118919673811 has 4 divisors (see below), whose sum is σ = 119393457624. Its totient is φ = 118445890000.

The previous prime is 118919673791. The next prime is 118919673839. The reversal of 118919673811 is 118376919811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 118376919811 = 101 ⋅1172048711.

It is a cyclic number.

It is not a de Polignac number, because 118919673811 - 2⁷ = 118919673683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118919673881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236891530 + ... + 236892031.

It is an arithmetic number, because the mean of its divisors is an integer number (29848364406).

Almost surely, 2^118919673811 is an apocalyptic number.

118919673811 is a deficient number, since it is larger than the sum of its proper divisors (473783813).

118919673811 is an equidigital number, since it uses as much as digits as its factorization.

118919673811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473783812.

The product of its digits is 653184, while the sum is 55.

The spelling of 118919673811 in words is "one hundred eighteen billion, nine hundred nineteen million, six hundred seventy-three thousand, eight hundred eleven".