117291104 has 144 divisors (see below), whose sum is σ = 294174720. Its totient is φ = 45722880.

The previous prime is 117291101. The next prime is 117291107. The reversal of 117291104 is 401192711.

It is an interprime number because it is at equal distance from previous prime (117291101) and next prime (117291107).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117291101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 923489 + ... + 923615.

It is an arithmetic number, because the mean of its divisors is an integer number (2042880).

Almost surely, 2^117291104 is an apocalyptic number.

117291104 is a gapful number since it is divisible by the number (14) 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 117291104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147087360).

117291104 is an abundant number, since it is smaller than the sum of its proper divisors (176883616).

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

117291104 is a wasteful number, since it uses less digits than its factorization.

117291104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 117291104 is about 10830.1017539079. The cubic root of 117291104 is about 489.5026245606.

The spelling of 117291104 in words is "one hundred seventeen million, two hundred ninety-one thousand, one hundred four".