11097001 has 4 divisors (see below), whose sum is σ = 11106900. Its totient is φ = 11087104.

The previous prime is 11096959. The next prime is 11097011. The reversal of 11097001 is 10079011.

It is a happy number.

11097001 is digitally balanced in base 2, 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 brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5875776 + 5221225 = 2424^2 + 2285^2 .

It is a cyclic number.

It is not a de Polignac number, because 11097001 - 2¹⁵ = 11064233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11097001.

It is not an unprimeable number, because it can be changed into a prime (11097011) 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, 3016 + ... + 5593.

It is an arithmetic number, because the mean of its divisors is an integer number (2776725).

Almost surely, 2^11097001 is an apocalyptic number.

It is an amenable number.

11097001 is a deficient number, since it is larger than the sum of its proper divisors (9899).

11097001 is an equidigital number, since it uses as much as digits as its factorization.

11097001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9898.

The product of its (nonzero) digits is 63, while the sum is 19.

The square root of 11097001 is about 3331.2161442933. The cubic root of 11097001 is about 223.0498189485.

The spelling of 11097001 in words is "eleven million, ninety-seven thousand, one".