11441820903 has 4 divisors (see below), whose sum is σ = 15255761208. Its totient is φ = 7627880600.

The previous prime is 11441820893. The next prime is 11441820959. The reversal of 11441820903 is 30902814411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11441820903 - 2⁸ = 11441820647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11441820503) 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, 1906970148 + ... + 1906970153.

It is an arithmetic number, because the mean of its divisors is an integer number (3813940302).

Almost surely, 2^11441820903 is an apocalyptic number.

11441820903 is a deficient number, since it is larger than the sum of its proper divisors (3813940305).

11441820903 is an equidigital number, since it uses as much as digits as its factorization.

11441820903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3813940304.

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 11441820903 in words is "eleven billion, four hundred forty-one million, eight hundred twenty thousand, nine hundred three".