1111445053 has 2 divisors, whose sum is σ = 1111445054. Its totient is φ = 1111445052.

The previous prime is 1111445051. The next prime is 1111445081. The reversal of 1111445053 is 3505441111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 574225369 + 537219684 = 23963^2 + 23178^2 .

It is an emirp because it is prime and its reverse (3505441111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111445053 - 2¹ = 1111445051 is a prime.

Together with 1111445051, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111445051) 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 as a sum of consecutive naturals, namely, 555722526 + 555722527.

It is an arithmetic number, because the mean of its divisors is an integer number (555722527).

Almost surely, 2^1111445053 is an apocalyptic number.

It is an amenable number.

1111445053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111445053 is an equidigital number, since it uses as much as digits as its factorization.

1111445053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1111445053 is about 33338.3420853527. The cubic root of 1111445053 is about 1035.8479217670.

Adding to 1111445053 its reverse (3505441111), we get a palindrome (4616886164).

The spelling of 1111445053 in words is "one billion, one hundred eleven million, four hundred forty-five thousand, fifty-three".