117211041 has 12 divisors (see below), whose sum is σ = 169563732. Its totient is φ = 78021216.

The previous prime is 117211027. The next prime is 117211043. The reversal of 117211041 is 140112711.

It can be written as a sum of positive squares in 2 ways, for example, as 74909025 + 42302016 = 8655^2 + 6504^2 .

It is not a de Polignac number, because 117211041 - 2⁷ = 117210913 is a prime.

It is a super-4 number, since 4×117211041⁴ (a number of 33 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (117211043) 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, 3526 + ... + 15711.

It is an arithmetic number, because the mean of its divisors is an integer number (14130311).

Almost surely, 2^117211041 is an apocalyptic number.

It is an amenable number.

117211041 is a deficient number, since it is larger than the sum of its proper divisors (52352691).

117211041 is a wasteful number, since it uses less digits than its factorization.

117211041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19920 (or 19917 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 18.

The square root of 117211041 is about 10826.4048049202. The cubic root of 117211041 is about 489.3912209163.

Adding to 117211041 its reverse (140112711), we get a palindrome (257323752).

The spelling of 117211041 in words is "one hundred seventeen million, two hundred eleven thousand, forty-one".