118055200397 has 4 divisors (see below), whose sum is σ = 119138275740. Its totient is φ = 116972125056.

The previous prime is 118055200349. The next prime is 118055200409. The reversal of 118055200397 is 793002550811.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45432496201 + 72622704196 = 213149^2 + 269486^2 .

It is a cyclic number.

It is not a de Polignac number, because 118055200397 - 2¹⁶ = 118055134861 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 (118055200097) 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, 541537508 + ... + 541537725.

It is an arithmetic number, because the mean of its divisors is an integer number (29784568935).

Almost surely, 2^118055200397 is an apocalyptic number.

It is an amenable number.

118055200397 is a deficient number, since it is larger than the sum of its proper divisors (1083075343).

118055200397 is a wasteful number, since it uses less digits than its factorization.

118055200397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083075342.

The product of its (nonzero) digits is 75600, while the sum is 41.

The spelling of 118055200397 in words is "one hundred eighteen billion, fifty-five million, two hundred thousand, three hundred ninety-seven".