117391012073 has 4 divisors (see below), whose sum is σ = 117394316928. Its totient is φ = 117387707220.

The previous prime is 117391012051. The next prime is 117391012157. The reversal of 117391012073 is 370210193711.

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, and also an emirpimes, since its reverse is a distinct semiprime: 370210193711 = 1447 ⋅255846713.

It is a cyclic number.

It is not a de Polignac number, because 117391012073 - 2¹² = 117391007977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117391012003) 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, 1598561 + ... + 1670382.

It is an arithmetic number, because the mean of its divisors is an integer number (29348579232).

Almost surely, 2^117391012073 is an apocalyptic number.

It is an amenable number.

117391012073 is a deficient number, since it is larger than the sum of its proper divisors (3304855).

117391012073 is an equidigital number, since it uses as much as digits as its factorization.

117391012073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3304854.

The product of its (nonzero) digits is 7938, while the sum is 35.

The spelling of 117391012073 in words is "one hundred seventeen billion, three hundred ninety-one million, twelve thousand, seventy-three".