1151121383 has 2 divisors, whose sum is σ = 1151121384. Its totient is φ = 1151121382.

The previous prime is 1151121359. The next prime is 1151121443. The reversal of 1151121383 is 3831211511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151121383 - 2¹⁰ = 1151120359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151121343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575560691 + 575560692.

It is an arithmetic number, because the mean of its divisors is an integer number (575560692).

Almost surely, 2^1151121383 is an apocalyptic number.

1151121383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151121383 is an equidigital number, since it uses as much as digits as its factorization.

1151121383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 26.

The square root of 1151121383 is about 33928.1797772884. The cubic root of 1151121383 is about 1048.0299820371.

Adding to 1151121383 its reverse (3831211511), we get a palindrome (4982332894).

The spelling of 1151121383 in words is "one billion, one hundred fifty-one million, one hundred twenty-one thousand, three hundred eighty-three".