117521710 has 8 divisors (see below), whose sum is σ = 211539096. Its totient is φ = 47008680.

The previous prime is 117521689. The next prime is 117521771. The reversal of 117521710 is 17125711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×117521710² = 27622704642648200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5876076 + ... + 5876095.

It is an arithmetic number, because the mean of its divisors is an integer number (26442387).

Almost surely, 2^117521710 is an apocalyptic number.

117521710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117521710 is a deficient number, since it is larger than the sum of its proper divisors (94017386).

117521710 is a wasteful number, since it uses less digits than its factorization.

117521710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11752178.

The product of its (nonzero) digits is 490, while the sum is 25.

The square root of 117521710 is about 10840.7430557135. The cubic root of 117521710 is about 489.8232181943.

The spelling of 117521710 in words is "one hundred seventeen million, five hundred twenty-one thousand, seven hundred ten".