10990569 has 8 divisors (see below), whose sum is σ = 15425440. Its totient is φ = 6941376.

The previous prime is 10990561. The next prime is 10990597. The reversal of 10990569 is 96509901.

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

It is not a de Polignac number, because 10990569 - 2³ = 10990561 is a prime.

It is a super-2 number, since 2×10990569² = 241585213887522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10990561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96352 + ... + 96465.

It is an arithmetic number, because the mean of its divisors is an integer number (1928180).

Almost surely, 2^10990569 is an apocalyptic number.

10990569 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

10990569 is a deficient number, since it is larger than the sum of its proper divisors (4434871).

10990569 is a wasteful number, since it uses less digits than its factorization.

10990569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192839.

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 10990569 is about 3315.2027087344. The cubic root of 10990569 is about 222.3344322287.

The spelling of 10990569 in words is "ten million, nine hundred ninety thousand, five hundred sixty-nine".