1089669801 has 8 divisors (see below), whose sum is σ = 1584974304. Its totient is φ = 660405920.

The previous prime is 1089669797. The next prime is 1089669829.

1089669801 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1089669801 - 2² = 1089669797 is a prime.

It is a super-2 number, since 2×1089669801² = 2374760550422759202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1089669851) 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 7 ways as a sum of consecutive naturals, for example, 16510116 + ... + 16510181.

It is an arithmetic number, because the mean of its divisors is an integer number (198121788).

Almost surely, 2^1089669801 is an apocalyptic number.

1089669801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1089669801 is a deficient number, since it is larger than the sum of its proper divisors (495304503).

1089669801 is a wasteful number, since it uses less digits than its factorization.

1089669801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33020311.

The product of its (nonzero) digits is 186624, while the sum is 48.

The square root of 1089669801 is about 33010.1469399941. The cubic root of 1089669801 is about 1029.0385350321.

The spelling of 1089669801 in words is "one billion, eighty-nine million, six hundred sixty-nine thousand, eight hundred one".