117216041 has 4 divisors (see below), whose sum is σ = 117823572. Its totient is φ = 116608512.

The previous prime is 117216023. The next prime is 117216079. The reversal of 117216041 is 140612711.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24960016 + 92256025 = 4996^2 + 9605^2 .

It is a cyclic number.

It is not a de Polignac number, because 117216041 - 2²² = 113021737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 117215998 and 117216016.

It is not an unprimeable number, because it can be changed into a prime (117216091) 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, 303476 + ... + 303861.

It is an arithmetic number, because the mean of its divisors is an integer number (29455893).

Almost surely, 2^117216041 is an apocalyptic number.

It is an amenable number.

117216041 is a deficient number, since it is larger than the sum of its proper divisors (607531).

117216041 is an equidigital number, since it uses as much as digits as its factorization.

117216041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607530.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 117216041 is about 10826.6357193728. The cubic root of 117216041 is about 489.3981796502.

Adding to 117216041 its reverse (140612711), we get a palindrome (257828752).

The spelling of 117216041 in words is "one hundred seventeen million, two hundred sixteen thousand, forty-one".