117398719743 has 4 divisors (see below), whose sum is σ = 156531626328. Its totient is φ = 78265813160.

The previous prime is 117398719729. The next prime is 117398719783. The reversal of 117398719743 is 347917893711.

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 117398719743 - 2⁶ = 117398719679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117398719783) 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, 19566453288 + ... + 19566453293.

It is an arithmetic number, because the mean of its divisors is an integer number (39132906582).

Almost surely, 2^117398719743 is an apocalyptic number.

117398719743 is a deficient number, since it is larger than the sum of its proper divisors (39132906585).

117398719743 is an equidigital number, since it uses as much as digits as its factorization.

117398719743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39132906584.

The product of its digits is 8001504, while the sum is 60.

The spelling of 117398719743 in words is "one hundred seventeen billion, three hundred ninety-eight million, seven hundred nineteen thousand, seven hundred forty-three".