11133601 has 6 divisors (see below), whose sum is σ = 11750802. Its totient is φ = 10547280.

The previous prime is 11133599. The next prime is 11133637. The reversal of 11133601 is 10633111.

It can be written as a sum of positive squares in only one way, i.e., 10556001 + 577600 = 3249^2 + 760^2 .

It is not a de Polignac number, because 11133601 - 2¹ = 11133599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11133701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15060 + ... + 15781.

It is an arithmetic number, because the mean of its divisors is an integer number (1958467).

Almost surely, 2^11133601 is an apocalyptic number.

It is an amenable number.

11133601 is a deficient number, since it is larger than the sum of its proper divisors (617201).

11133601 is an equidigital number, since it uses as much as digits as its factorization.

11133601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30879 (or 30860 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 11133601 is about 3336.7051113336. The cubic root of 11133601 is about 223.2947699560.

Adding to 11133601 its reverse (10633111), we get a palindrome (21766712).

The spelling of 11133601 in words is "eleven million, one hundred thirty-three thousand, six hundred one".