10699009 has 4 divisors (see below), whose sum is σ = 10758960. Its totient is φ = 10639060.

The previous prime is 10698983. The next prime is 10699019. The reversal of 10699009 is 90099601.

It is a happy number.

10699009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10699009 - 2⁵ = 10698977 is a prime.

It is a super-2 number, since 2×10699009² = 228937587164162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10699019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29707 + ... + 30064.

It is an arithmetic number, because the mean of its divisors is an integer number (2689740).

Almost surely, 2^10699009 is an apocalyptic number.

It is an amenable number.

10699009 is a deficient number, since it is larger than the sum of its proper divisors (59951).

10699009 is an equidigital number, since it uses as much as digits as its factorization.

10699009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59950.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 10699009 is about 3270.9339644817. The cubic root of 10699009 is about 220.3507421736.

The spelling of 10699009 in words is "ten million, six hundred ninety-nine thousand, nine".