117005141 has 4 divisors (see below), whose sum is σ = 127641984. Its totient is φ = 106368300.

The previous prime is 117005123. The next prime is 117005143. The reversal of 117005141 is 141500711.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 117005141 - 2²⁶ = 49896277 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 (117005143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5318405 + ... + 5318426.

It is an arithmetic number, because the mean of its divisors is an integer number (31910496).

Almost surely, 2^117005141 is an apocalyptic number.

117005141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

117005141 is a deficient number, since it is larger than the sum of its proper divisors (10636843).

117005141 is a wasteful number, since it uses less digits than its factorization.

117005141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10636842.

The product of its (nonzero) digits is 140, while the sum is 20.

The square root of 117005141 is about 10816.8914665906. The cubic root of 117005141 is about 489.1044882193.

Adding to 117005141 its reverse (141500711), we get a palindrome (258505852).

The spelling of 117005141 in words is "one hundred seventeen million, five thousand, one hundred forty-one".