1130511149 has 2 divisors, whose sum is σ = 1130511150. Its totient is φ = 1130511148.

The previous prime is 1130511143. The next prime is 1130511181. The reversal of 1130511149 is 9411150311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 857435524 + 273075625 = 29282^2 + 16525^2 .

It is an emirp because it is prime and its reverse (9411150311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1130511149 - 2⁴ = 1130511133 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130511143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565255574 + 565255575.

It is an arithmetic number, because the mean of its divisors is an integer number (565255575).

Almost surely, 2^1130511149 is an apocalyptic number.

It is an amenable number.

1130511149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130511149 is an equidigital number, since it uses as much as digits as its factorization.

1130511149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 26.

The square root of 1130511149 is about 33623.0746511975. The cubic root of 1130511149 is about 1041.7374646053.

The spelling of 1130511149 in words is "one billion, one hundred thirty million, five hundred eleven thousand, one hundred forty-nine".