117559321 has 4 divisors (see below), whose sum is σ = 128246544. Its totient is φ = 106872100.

The previous prime is 117559313. The next prime is 117559331. The reversal of 117559321 is 123955711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 117559321 - 2³ = 117559313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117559331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5343595 + ... + 5343616.

It is an arithmetic number, because the mean of its divisors is an integer number (32061636).

Almost surely, 2^117559321 is an apocalyptic number.

117559321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

117559321 is a deficient number, since it is larger than the sum of its proper divisors (10687223).

117559321 is a wasteful number, since it uses less digits than its factorization.

117559321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10687222.

The product of its digits is 9450, while the sum is 34.

The square root of 117559321 is about 10842.4776227576. The cubic root of 117559321 is about 489.8754660616.

The spelling of 117559321 in words is "one hundred seventeen million, five hundred fifty-nine thousand, three hundred twenty-one".