10990697 has 4 divisors (see below), whose sum is σ = 11177040. Its totient is φ = 10804356.

The previous prime is 10990669. The next prime is 10990703. The reversal of 10990697 is 79609901.

It is a happy number.

10990697 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 10990697 - 2¹⁰ = 10989673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10990627) 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, 93083 + ... + 93200.

It is an arithmetic number, because the mean of its divisors is an integer number (2794260).

Almost surely, 2^10990697 is an apocalyptic number.

It is an amenable number.

10990697 is a deficient number, since it is larger than the sum of its proper divisors (186343).

10990697 is an equidigital number, since it uses as much as digits as its factorization.

10990697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186342.

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 10990697 is about 3315.2220136817. Note that the first 3 decimals coincide. The cubic root of 10990697 is about 222.3352953535.

The spelling of 10990697 in words is "ten million, nine hundred ninety thousand, six hundred ninety-seven".