1088069999 has 4 divisors (see below), whose sum is σ = 1090251000. Its totient is φ = 1085889000.

The previous prime is 1088069987. The next prime is 1088070001. The reversal of 1088069999 is 9999608801.

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 1088069999 - 2⁸ = 1088069743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1088069399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1089752 + ... + 1090749.

It is an arithmetic number, because the mean of its divisors is an integer number (272562750).

Almost surely, 2^1088069999 is an apocalyptic number.

1088069999 is a deficient number, since it is larger than the sum of its proper divisors (2181001).

1088069999 is an equidigital number, since it uses as much as digits as its factorization.

1088069999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181000.

The product of its (nonzero) digits is 2519424, while the sum is 59.

The square root of 1088069999 is about 32985.9060660762. The cubic root of 1088069999 is about 1028.5346930378.

The spelling of 1088069999 in words is "one billion, eighty-eight million, sixty-nine thousand, nine hundred ninety-nine".