11011004545 has 16 divisors (see below), whose sum is σ = 14357306880. Its totient is φ = 8075980800.

The previous prime is 11011004513. The next prime is 11011004549. The reversal of 11011004545 is 54540011011.

It is a happy number.

It is not a de Polignac number, because 11011004545 - 2⁵ = 11011004513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11011004549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1866496 + ... + 1872385.

It is an arithmetic number, because the mean of its divisors is an integer number (897331680).

Almost surely, 2^11011004545 is an apocalyptic number.

It is an amenable number.

11011004545 is a deficient number, since it is larger than the sum of its proper divisors (3346302335).

11011004545 is a wasteful number, since it uses less digits than its factorization.

11011004545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3738936.

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 11011004545 its reverse (54540011011), we get a palindrome (65551015556).

The spelling of 11011004545 in words is "eleven billion, eleven million, four thousand, five hundred forty-five".