117215512711 has 8 divisors (see below), whose sum is σ = 128878331904. Its totient is φ = 105720504120.

The previous prime is 117215512643. The next prime is 117215512717.

117215512711 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117215512711 - 2¹³ = 117215504519 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 (117215512717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41951185 + ... + 41953978.

It is an arithmetic number, because the mean of its divisors is an integer number (16109791488).

Almost surely, 2^117215512711 is an apocalyptic number.

117215512711 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

117215512711 is a deficient number, since it is larger than the sum of its proper divisors (11662819193).

117215512711 is a wasteful number, since it uses less digits than its factorization.

117215512711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83905301.

The product of its digits is 4900, while the sum is 34.

It can be divided in two parts, 117215 and 512711, that added together give a palindrome (629926).

The spelling of 117215512711 in words is "one hundred seventeen billion, two hundred fifteen million, five hundred twelve thousand, seven hundred eleven".