11097601 has 4 divisors (see below), whose sum is σ = 11154132. Its totient is φ = 11041072.

The previous prime is 11097599. The next prime is 11097613. The reversal of 11097601 is 10679011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5452225 + 5645376 = 2335^2 + 2376^2 .

It is a cyclic number.

It is not a de Polignac number, because 11097601 - 2¹ = 11097599 is a prime.

It is a super-3 number, since 3×11097601³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11097301) 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, 27970 + ... + 28363.

It is an arithmetic number, because the mean of its divisors is an integer number (2788533).

Almost surely, 2^11097601 is an apocalyptic number.

It is an amenable number.

11097601 is a deficient number, since it is larger than the sum of its proper divisors (56531).

11097601 is an equidigital number, since it uses as much as digits as its factorization.

11097601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56530.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 11097601 is about 3331.3062002764. The cubic root of 11097601 is about 223.0538388778.

The spelling of 11097601 in words is "eleven million, ninety-seven thousand, six hundred one".