117711369 has 12 divisors (see below), whose sum is σ = 174175092. Its totient is φ = 76560000.

The previous prime is 117711353. The next prime is 117711413. The reversal of 117711369 is 963117711.

It can be written as a sum of positive squares in 2 ways, for example, as 7209225 + 110502144 = 2685^2 + 10512^2 .

It is not a de Polignac number, because 117711369 - 2⁴ = 117711353 is a prime.

It is a super-2 number, since 2×117711369² = 27711932783708322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (117711169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159132 + ... + 159869.

It is an arithmetic number, because the mean of its divisors is an integer number (14514591).

Almost surely, 2^117711369 is an apocalyptic number.

It is an amenable number.

117711369 is a deficient number, since it is larger than the sum of its proper divisors (56463723).

117711369 is a wasteful number, since it uses less digits than its factorization.

117711369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319048 (or 319045 counting only the distinct ones).

The product of its digits is 7938, while the sum is 36.

The square root of 117711369 is about 10849.4870385655. The cubic root of 117711369 is about 490.0865722367.

The spelling of 117711369 in words is "one hundred seventeen million, seven hundred eleven thousand, three hundred sixty-nine".