117822193 has 4 divisors (see below), whose sum is σ = 120562288. Its totient is φ = 115082100.

The previous prime is 117822191. The next prime is 117822209. The reversal of 117822193 is 391228711.

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 117822193 - 2¹ = 117822191 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117822191) 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, 1369983 + ... + 1370068.

It is an arithmetic number, because the mean of its divisors is an integer number (30140572).

Almost surely, 2^117822193 is an apocalyptic number.

It is an amenable number.

117822193 is a deficient number, since it is larger than the sum of its proper divisors (2740095).

117822193 is an equidigital number, since it uses as much as digits as its factorization.

117822193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740094.

The product of its digits is 6048, while the sum is 34.

The square root of 117822193 is about 10854.5931752415. The cubic root of 117822193 is about 490.2403277561.

The spelling of 117822193 in words is "one hundred seventeen million, eight hundred twenty-two thousand, one hundred ninety-three".