11033040455 has 4 divisors (see below), whose sum is σ = 13239648552. Its totient is φ = 8826432360.

The previous prime is 11033040449. The next prime is 11033040457. The reversal of 11033040455 is 55404033011.

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

It is not a de Polignac number, because 11033040455 - 2¹⁰ = 11033039431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11033040457) 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, 1103304041 + ... + 1103304050.

It is an arithmetic number, because the mean of its divisors is an integer number (3309912138).

Almost surely, 2^11033040455 is an apocalyptic number.

11033040455 is a deficient number, since it is larger than the sum of its proper divisors (2206608097).

11033040455 is an equidigital number, since it uses as much as digits as its factorization.

11033040455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206608096.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 11033040455 its reverse (55404033011), we get a palindrome (66437073466).

The spelling of 11033040455 in words is "eleven billion, thirty-three million, forty thousand, four hundred fifty-five".