1133771189 has 2 divisors, whose sum is σ = 1133771190. Its totient is φ = 1133771188.

The previous prime is 1133771179. The next prime is 1133771201. The reversal of 1133771189 is 9811773311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1046199025 + 87572164 = 32345^2 + 9358^2 .

It is an emirp because it is prime and its reverse (9811773311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1133771189 - 2²⁸ = 865335733 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 (1133771159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566885594 + 566885595.

It is an arithmetic number, because the mean of its divisors is an integer number (566885595).

Almost surely, 2^1133771189 is an apocalyptic number.

It is an amenable number.

1133771189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133771189 is an equidigital number, since it uses as much as digits as its factorization.

1133771189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 41.

The square root of 1133771189 is about 33671.5189589065. The cubic root of 1133771189 is about 1042.7378517876.

The spelling of 1133771189 in words is "one billion, one hundred thirty-three million, seven hundred seventy-one thousand, one hundred eighty-nine".