117888195743 has 4 divisors (see below), whose sum is σ = 119503102608. Its totient is φ = 116273288880.

The previous prime is 117888195707. The next prime is 117888195757. The reversal of 117888195743 is 347591888711.

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 117888195743 - 2¹⁰ = 117888194719 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 (117858195743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 807453323 + ... + 807453468.

It is an arithmetic number, because the mean of its divisors is an integer number (29875775652).

Almost surely, 2^117888195743 is an apocalyptic number.

117888195743 is a deficient number, since it is larger than the sum of its proper divisors (1614906865).

117888195743 is an equidigital number, since it uses as much as digits as its factorization.

117888195743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614906864.

The product of its digits is 13547520, while the sum is 62.

The spelling of 117888195743 in words is "one hundred seventeen billion, eight hundred eighty-eight million, one hundred ninety-five thousand, seven hundred forty-three".