11453330443 has 6 divisors (see below), whose sum is σ = 11739495092. Its totient is φ = 11173979280.

The previous prime is 11453330437. The next prime is 11453330461. The reversal of 11453330443 is 34403335411.

It is not a de Polignac number, because 11453330443 - 2³³ = 2863395851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11453340443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3405021 + ... + 3408382.

Almost surely, 2^11453330443 is an apocalyptic number.

11453330443 is a deficient number, since it is larger than the sum of its proper divisors (286164649).

11453330443 is an frugal number, since it uses more digits than its factorization.

11453330443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813485 (or 6813444 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 11453330443 its reverse (34403335411), we get a palindrome (45856665854).

The spelling of 11453330443 in words is "eleven billion, four hundred fifty-three million, three hundred thirty thousand, four hundred forty-three".