1105745513 has 2 divisors, whose sum is σ = 1105745514. Its totient is φ = 1105745512.

The previous prime is 1105745419. The next prime is 1105745521. The reversal of 1105745513 is 3155475011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1079253904 + 26491609 = 32852^2 + 5147^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105745513 - 2¹⁰ = 1105744489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1105745513.

It is not a weakly prime, because it can be changed into another prime (1105745533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552872756 + 552872757.

It is an arithmetic number, because the mean of its divisors is an integer number (552872757).

Almost surely, 2^1105745513 is an apocalyptic number.

It is an amenable number.

1105745513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105745513 is an equidigital number, since it uses as much as digits as its factorization.

1105745513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10500, while the sum is 32.

The square root of 1105745513 is about 33252.7519613039. The cubic root of 1105745513 is about 1034.0742616583.

The spelling of 1105745513 in words is "one billion, one hundred five million, seven hundred forty-five thousand, five hundred thirteen".