117548963 has 16 divisors (see below), whose sum is σ = 138532800. Its totient is φ = 97635456.

The previous prime is 117548947. The next prime is 117548987. The reversal of 117548963 is 369845711.

It is a Cunningham number, because it is equal to 10842²-1.

It is a cyclic number.

It is not a de Polignac number, because 117548963 - 2⁴ = 117548947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117548923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75113 + ... + 76661.

It is an arithmetic number, because the mean of its divisors is an integer number (8658300).

Almost surely, 2^117548963 is an apocalyptic number.

117548963 is a deficient number, since it is larger than the sum of its proper divisors (20983837).

117548963 is a wasteful number, since it uses less digits than its factorization.

117548963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886.

The product of its digits is 181440, while the sum is 44.

The square root of 117548963 is about 10841.9999538830. Note that the first 4 decimals coincide. The cubic root of 117548963 is about 489.8610782074.

The spelling of 117548963 in words is "one hundred seventeen million, five hundred forty-eight thousand, nine hundred sixty-three".