117001777 has 4 divisors (see below), whose sum is σ = 117029376. Its totient is φ = 116974180.

The previous prime is 117001771. The next prime is 117001789. The reversal of 117001777 is 777100711.

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, and also an emirpimes, since its reverse is a distinct semiprime: 777100711 = 2087 ⋅372353.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117001777 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117001771) 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, 5953 + ... + 16414.

It is an arithmetic number, because the mean of its divisors is an integer number (29257344).

Almost surely, 2^117001777 is an apocalyptic number.

It is an amenable number.

117001777 is a deficient number, since it is larger than the sum of its proper divisors (27599).

117001777 is an equidigital number, since it uses as much as digits as its factorization.

117001777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27598.

The product of its (nonzero) digits is 2401, while the sum is 31.

The square root of 117001777 is about 10816.7359679341. The cubic root of 117001777 is about 489.0998007806.

The spelling of 117001777 in words is "one hundred seventeen million, one thousand, seven hundred seventy-seven".