11201897 has 16 divisors (see below), whose sum is σ = 13692672. Its totient is φ = 8954880.

The previous prime is 11201893. The next prime is 11201947. The reversal of 11201897 is 79810211.

It is a cyclic number.

It is not a de Polignac number, because 11201897 - 2² = 11201893 is a prime.

11201897 is a modest number, since divided by 1897 gives 112 as remainder.

It is not an unprimeable number, because it can be changed into a prime (11201893) 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, 5753 + ... + 7449.

It is an arithmetic number, because the mean of its divisors is an integer number (855792).

Almost surely, 2^11201897 is an apocalyptic number.

It is an amenable number.

11201897 is a deficient number, since it is larger than the sum of its proper divisors (2490775).

11201897 is a wasteful number, since it uses less digits than its factorization.

11201897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768.

The product of its (nonzero) digits is 1008, while the sum is 29.

The square root of 11201897 is about 3346.9235127203. The cubic root of 11201897 is about 223.7504195658.

The spelling of 11201897 in words is "eleven million, two hundred one thousand, eight hundred ninety-seven".