1088784539 has 4 divisors (see below), whose sum is σ = 1089246120. Its totient is φ = 1088322960.

The previous prime is 1088784509. The next prime is 1088784577. The reversal of 1088784539 is 9354878801.

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 1088784539 - 2⁸ = 1088784283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1088784509) 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 3 ways as a sum of consecutive naturals, for example, 227234 + ... + 231975.

It is an arithmetic number, because the mean of its divisors is an integer number (272311530).

Almost surely, 2^1088784539 is an apocalyptic number.

1088784539 is a deficient number, since it is larger than the sum of its proper divisors (461581).

1088784539 is an equidigital number, since it uses as much as digits as its factorization.

1088784539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461580.

The product of its (nonzero) digits is 1935360, while the sum is 53.

The square root of 1088784539 is about 32996.7352779029. The cubic root of 1088784539 is about 1028.7597914114.

The spelling of 1088784539 in words is "one billion, eighty-eight million, seven hundred eighty-four thousand, five hundred thirty-nine".