11444554201 has 4 divisors (see below), whose sum is σ = 11463043600. Its totient is φ = 11426064804.

The previous prime is 11444554193. The next prime is 11444554213. The reversal of 11444554201 is 10245544411.

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.

It is a cyclic number.

It is not a de Polignac number, because 11444554201 - 2³ = 11444554193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11444554501) 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, 9243771 + ... + 9245008.

It is an arithmetic number, because the mean of its divisors is an integer number (2865760900).

Almost surely, 2^11444554201 is an apocalyptic number.

It is an amenable number.

11444554201 is a deficient number, since it is larger than the sum of its proper divisors (18489399).

11444554201 is an equidigital number, since it uses as much as digits as its factorization.

11444554201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18489398.

The product of its (nonzero) digits is 12800, while the sum is 31.

The spelling of 11444554201 in words is "eleven billion, four hundred forty-four million, five hundred fifty-four thousand, two hundred one".