1117289677 has 4 divisors (see below), whose sum is σ = 1276902496. Its totient is φ = 957676860.

The previous prime is 1117289669. The next prime is 1117289707. The reversal of 1117289677 is 7769827111.

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 not a de Polignac number, because 1117289677 - 2³ = 1117289669 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1117289677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117289627) 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, 79806399 + ... + 79806412.

It is an arithmetic number, because the mean of its divisors is an integer number (319225624).

Almost surely, 2^1117289677 is an apocalyptic number.

It is an amenable number.

1117289677 is a deficient number, since it is larger than the sum of its proper divisors (159612819).

1117289677 is an equidigital number, since it uses as much as digits as its factorization.

1117289677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159612818.

The product of its digits is 296352, while the sum is 49.

The square root of 1117289677 is about 33425.8833391131. The cubic root of 1117289677 is about 1037.6604451531.

The spelling of 1117289677 in words is "one billion, one hundred seventeen million, two hundred eighty-nine thousand, six hundred seventy-seven".