1111968039 has 16 divisors (see below), whose sum is σ = 1824768512. Its totient is φ = 586532448.

The previous prime is 1111968029. The next prime is 1111968059. The reversal of 1111968039 is 9308691111.

It is not a de Polignac number, because 1111968039 - 2⁵ = 1111968007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 1111967988 and 1111968006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111968029) 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, 2036299 + ... + 2036844.

It is an arithmetic number, because the mean of its divisors is an integer number (114048032).

Almost surely, 2^1111968039 is an apocalyptic number.

1111968039 is a deficient number, since it is larger than the sum of its proper divisors (712800473).

1111968039 is a wasteful number, since it uses less digits than its factorization.

1111968039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073166.

The product of its (nonzero) digits is 11664, while the sum is 39.

The square root of 1111968039 is about 33346.1847742737. The cubic root of 1111968039 is about 1036.0103676482.

The spelling of 1111968039 in words is "one billion, one hundred eleven million, nine hundred sixty-eight thousand, thirty-nine".