118911684097 has 4 divisors (see below), whose sum is σ = 118935362560. Its totient is φ = 118888005636.

The previous prime is 118911684061. The next prime is 118911684109. The reversal of 118911684097 is 790486119811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 118911684097 - 2¹¹ = 118911682049 is a prime.

It is a super-2 number, since 2×118911684097² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118911634097) 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, 11831697 + ... + 11841742.

It is an arithmetic number, because the mean of its divisors is an integer number (29733840640).

Almost surely, 2^118911684097 is an apocalyptic number.

It is an amenable number.

118911684097 is a deficient number, since it is larger than the sum of its proper divisors (23678463).

118911684097 is an equidigital number, since it uses as much as digits as its factorization.

118911684097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23678462.

The product of its (nonzero) digits is 870912, while the sum is 55.

The spelling of 118911684097 in words is "one hundred eighteen billion, nine hundred eleven million, six hundred eighty-four thousand, ninety-seven".