117500549 has 4 divisors (see below), whose sum is σ = 124412364. Its totient is φ = 110588736.

The previous prime is 117500543. The next prime is 117500557. The reversal of 117500549 is 945005711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43230625 + 74269924 = 6575^2 + 8618^2 .

It is a cyclic number.

It is not a de Polignac number, because 117500549 - 2⁸ = 117500293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117500543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3455882 + ... + 3455915.

It is an arithmetic number, because the mean of its divisors is an integer number (31103091).

Almost surely, 2^117500549 is an apocalyptic number.

It is an amenable number.

117500549 is a deficient number, since it is larger than the sum of its proper divisors (6911815).

117500549 is an equidigital number, since it uses as much as digits as its factorization.

117500549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911814.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 117500549 is about 10839.7670177915. The cubic root of 117500549 is about 489.7938171832.

The spelling of 117500549 in words is "one hundred seventeen million, five hundred thousand, five hundred forty-nine".