117241047 has 32 divisors (see below), whose sum is σ = 216552960. Its totient is φ = 60903360.

The previous prime is 117241037. The next prime is 117241057. The reversal of 117241047 is 740142711.

It is an interprime number because it is at equal distance from previous prime (117241037) and next prime (117241057).

It is not a de Polignac number, because 117241047 - 2⁴ = 117241031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 117241047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117241037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26118 + ... + 30275.

It is an arithmetic number, because the mean of its divisors is an integer number (6767280).

Almost surely, 2^117241047 is an apocalyptic number.

117241047 is a deficient number, since it is larger than the sum of its proper divisors (99311913).

117241047 is a wasteful number, since it uses less digits than its factorization.

117241047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56420 (or 56414 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 117241047 is about 10827.7904948332. The cubic root of 117241047 is about 489.4329787005.

Adding to 117241047 its reverse (740142711), we get a palindrome (857383758).

The spelling of 117241047 in words is "one hundred seventeen million, two hundred forty-one thousand, forty-seven".