1116949839 has 16 divisors (see below), whose sum is σ = 1534977024. Its totient is φ = 722001600.

The previous prime is 1116949837. The next prime is 1116949849. The reversal of 1116949839 is 9389496111.

It is not a de Polignac number, because 1116949839 - 2¹ = 1116949837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1116949791 and 1116949800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116949837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7807 + ... + 47904.

It is an arithmetic number, because the mean of its divisors is an integer number (95936064).

Almost surely, 2^1116949839 is an apocalyptic number.

1116949839 is a deficient number, since it is larger than the sum of its proper divisors (418027185).

1116949839 is a wasteful number, since it uses less digits than its factorization.

1116949839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55918.

The product of its digits is 419904, while the sum is 51.

The square root of 1116949839 is about 33420.7994967206. The cubic root of 1116949839 is about 1037.5552285692. Note that the first 3 decimals are identical.

The spelling of 1116949839 in words is "one billion, one hundred sixteen million, nine hundred forty-nine thousand, eight hundred thirty-nine".