11097905 has 16 divisors (see below), whose sum is σ = 16391424. Its totient is φ = 7024320.

The previous prime is 11097901. The next prime is 11097917. The reversal of 11097905 is 50979011.

11097905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11097905 - 2² = 11097901 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11097901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11741 + ... + 12650.

It is an arithmetic number, because the mean of its divisors is an integer number (1024464).

Almost surely, 2^11097905 is an apocalyptic number.

It is an amenable number.

11097905 is a deficient number, since it is larger than the sum of its proper divisors (5293519).

11097905 is a wasteful number, since it uses less digits than its factorization.

11097905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24416.

The product of its (nonzero) digits is 2835, while the sum is 32.

The square root of 11097905 is about 3331.3518277120. The cubic root of 11097905 is about 223.0558755867.

The spelling of 11097905 in words is "eleven million, ninety-seven thousand, nine hundred five".