115775255207111 has 4 divisors (see below), whose sum is σ = 115776712477224. Its totient is φ = 115773797937000.

The previous prime is 115775255207089. The next prime is 115775255207123. The reversal of 115775255207111 is 111702552577511.

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

It is a cyclic number.

It is not a de Polignac number, because 115775255207111 - 2¹⁸ = 115775254944967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115775255207111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115775255227111) 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, 728515880 + ... + 728674781.

It is an arithmetic number, because the mean of its divisors is an integer number (28944178119306).

Almost surely, 2^{115775255207111} is an apocalyptic number.

115775255207111 is a deficient number, since it is larger than the sum of its proper divisors (1457270113).

115775255207111 is an equidigital number, since it uses as much as digits as its factorization.

115775255207111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457270112.

The product of its (nonzero) digits is 857500, while the sum is 50.

The spelling of 115775255207111 in words is "one hundred fifteen trillion, seven hundred seventy-five billion, two hundred fifty-five million, two hundred seven thousand, one hundred eleven".