117211248 has 270 divisors, whose sum is σ = 425790456. Its totient is φ = 29462400.

The previous prime is 117211231. The next prime is 117211267. The reversal of 117211248 is 842112711.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 3780993 + ... + 3781023.

Almost surely, 2^117211248 is an apocalyptic number.

117211248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117211248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212895228).

117211248 is an abundant number, since it is smaller than the sum of its proper divisors (308579208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117211248 is a wasteful number, since it uses less digits than its factorization.

117211248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 54 counting only the distinct ones).

The product of its digits is 896, while the sum is 27.

The square root of 117211248 is about 10826.4143648763. The cubic root of 117211248 is about 489.3915090118.

Adding to 117211248 its reverse (842112711), we get a palindrome (959323959).

The spelling of 117211248 in words is "one hundred seventeen million, two hundred eleven thousand, two hundred forty-eight".