117243601 has 4 divisors (see below), whose sum is σ = 117734400. Its totient is φ = 116752804.

The previous prime is 117243593. The next prime is 117243617. The reversal of 117243601 is 106342711.

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 117243601 - 2³ = 117243593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117243691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245041 + ... + 245518.

It is an arithmetic number, because the mean of its divisors is an integer number (29433600).

Almost surely, 2^117243601 is an apocalyptic number.

It is an amenable number.

117243601 is a deficient number, since it is larger than the sum of its proper divisors (490799).

117243601 is an equidigital number, since it uses as much as digits as its factorization.

117243601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490798.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 117243601 is about 10827.9084314562. The cubic root of 117243601 is about 489.4365326400.

The spelling of 117243601 in words is "one hundred seventeen million, two hundred forty-three thousand, six hundred one".