11431201 has 4 divisors (see below), whose sum is σ = 11438272. Its totient is φ = 11424132.

The previous prime is 11431183. The next prime is 11431223. The reversal of 11431201 is 10213411.

11431201 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 Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11431201 - 2⁹ = 11430689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11431241) 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, 220 + ... + 4786.

It is an arithmetic number, because the mean of its divisors is an integer number (2859568).

Almost surely, 2^11431201 is an apocalyptic number.

It is an amenable number.

11431201 is a deficient number, since it is larger than the sum of its proper divisors (7071).

11431201 is an equidigital number, since it uses as much as digits as its factorization.

11431201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11431201 is about 3381.0059154045. The cubic root of 11431201 is about 225.2668504679.

Adding to 11431201 its reverse (10213411), we get a palindrome (21644612).

The spelling of 11431201 in words is "eleven million, four hundred thirty-one thousand, two hundred one".