11043005445 has 12 divisors (see below), whose sum is σ = 19141209516. Its totient is φ = 5889602880.

The previous prime is 11043005417. The next prime is 11043005453. The reversal of 11043005445 is 54450034011.

It is a happy number.

11043005445 is a `hidden beast` number, since 110 + 4 + 3 + 0 + 0 + 544 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4498519041 + 6544486404 = 67071^2 + 80898^2 .

It is not a de Polignac number, because 11043005445 - 2⁸ = 11043005189 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122700016 + ... + 122700105.

It is an arithmetic number, because the mean of its divisors is an integer number (1595100793).

Almost surely, 2^11043005445 is an apocalyptic number.

11043005445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11043005445 is a deficient number, since it is larger than the sum of its proper divisors (8098204071).

11043005445 is a wasteful number, since it uses less digits than its factorization.

11043005445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245400132 (or 245400129 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 11043005445 its reverse (54450034011), we get a palindrome (65493039456).

The spelling of 11043005445 in words is "eleven billion, forty-three million, five thousand, four hundred forty-five".