117331400 has 48 divisors (see below), whose sum is σ = 277967700. Its totient is φ = 46042880.

The previous prime is 117331387. The next prime is 117331421. The reversal of 117331400 is 4133711.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 29008996 + 88322404 = 5386^2 + 9398^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5066 + ... + 16134.

Almost surely, 2^117331400 is an apocalyptic number.

117331400 is a gapful number since it is divisible by the number (10) 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 117331400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138983850).

117331400 is an abundant number, since it is smaller than the sum of its proper divisors (160636300).

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

117331400 is a wasteful number, since it uses less digits than its factorization.

117331400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11138 (or 11129 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 117331400 is about 10831.9619644827. The cubic root of 117331400 is about 489.5586752432.

The spelling of 117331400 in words is "one hundred seventeen million, three hundred thirty-one thousand, four hundred".