117340521 has 8 divisors (see below), whose sum is σ = 156561600. Its totient is φ = 78173232.

The previous prime is 117340519. The next prime is 117340547. The reversal of 117340521 is 125043711.

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

It is not a de Polignac number, because 117340521 - 2¹ = 117340519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117340491 and 117340500.

It is not an unprimeable number, because it can be changed into a prime (117340501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8046 + ... + 17303.

It is an arithmetic number, because the mean of its divisors is an integer number (19570200).

Almost surely, 2^117340521 is an apocalyptic number.

It is an amenable number.

117340521 is a deficient number, since it is larger than the sum of its proper divisors (39221079).

117340521 is a wasteful number, since it uses less digits than its factorization.

117340521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26895.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 117340521 is about 10832.3829788279. The cubic root of 117340521 is about 489.5713605345.

The spelling of 117340521 in words is "one hundred seventeen million, three hundred forty thousand, five hundred twenty-one".