117269783 has 4 divisors (see below), whose sum is σ = 117417720. Its totient is φ = 117121848.

The previous prime is 117269773. The next prime is 117269797. The reversal of 117269783 is 387962711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117269783 - 2¹⁶ = 117204247 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117269773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72773 + ... + 74366.

It is an arithmetic number, because the mean of its divisors is an integer number (29354430).

Almost surely, 2^117269783 is an apocalyptic number.

117269783 is a deficient number, since it is larger than the sum of its proper divisors (147937).

117269783 is an equidigital number, since it uses as much as digits as its factorization.

117269783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147936.

The product of its digits is 127008, while the sum is 44.

The square root of 117269783 is about 10829.1173693889. The cubic root of 117269783 is about 489.4729624136.

The spelling of 117269783 in words is "one hundred seventeen million, two hundred sixty-nine thousand, seven hundred eighty-three".