1117384849 has 16 divisors (see below), whose sum is σ = 1332858240. Its totient is φ = 916755840.

The previous prime is 1117384847. The next prime is 1117384859. The reversal of 1117384849 is 9484837111.

It is a happy number.

It is not a de Polignac number, because 1117384849 - 2¹ = 1117384847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117384799 and 1117384808.

It is not an unprimeable number, because it can be changed into a prime (1117384841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21519 + ... + 51940.

It is an arithmetic number, because the mean of its divisors is an integer number (83303640).

Almost surely, 2^1117384849 is an apocalyptic number.

It is an amenable number.

1117384849 is a deficient number, since it is larger than the sum of its proper divisors (215473391).

1117384849 is an equidigital number, since it uses as much as digits as its factorization.

1117384849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73560.

The product of its digits is 193536, while the sum is 46.

The square root of 1117384849 is about 33427.3069360964. The cubic root of 1117384849 is about 1037.6899073472.

The spelling of 1117384849 in words is "one billion, one hundred seventeen million, three hundred eighty-four thousand, eight hundred forty-nine".