11021355453 has 16 divisors (see below), whose sum is σ = 14944616960. Its totient is φ = 7223859504.

The previous prime is 11021355439. The next prime is 11021355463. The reversal of 11021355453 is 35455312011.

11021355453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11021355453 - 2²² = 11017161149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11021355453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021355463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85351 + ... + 171252.

It is an arithmetic number, because the mean of its divisors is an integer number (934038560).

Almost surely, 2^11021355453 is an apocalyptic number.

It is an amenable number.

11021355453 is a deficient number, since it is larger than the sum of its proper divisors (3923261507).

11021355453 is a wasteful number, since it uses less digits than its factorization.

11021355453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256848.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 11021355453 its reverse (35455312011), we get a palindrome (46476667464).

The spelling of 11021355453 in words is "eleven billion, twenty-one million, three hundred fifty-five thousand, four hundred fifty-three".