117775049 has 4 divisors (see below), whose sum is σ = 134600064. Its totient is φ = 100950036.

The previous prime is 117775043. The next prime is 117775051. The reversal of 117775049 is 940577711.

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 a de Polignac number, because none of the positive numbers 2^k-117775049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117774997 and 117775015.

It is not an unprimeable number, because it can be changed into a prime (117775043) 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, 8412497 + ... + 8412510.

It is an arithmetic number, because the mean of its divisors is an integer number (33650016).

Almost surely, 2^117775049 is an apocalyptic number.

It is an amenable number.

117775049 is a deficient number, since it is larger than the sum of its proper divisors (16825015).

117775049 is an equidigital number, since it uses as much as digits as its factorization.

117775049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16825014.

The product of its (nonzero) digits is 61740, while the sum is 41.

The square root of 117775049 is about 10852.4213427235. The cubic root of 117775049 is about 490.1749326816.

The spelling of 117775049 in words is "one hundred seventeen million, seven hundred seventy-five thousand, forty-nine".