1142133313 has 2 divisors, whose sum is σ = 1142133314. Its totient is φ = 1142133312.

The previous prime is 1142133299. The next prime is 1142133359. The reversal of 1142133313 is 3133312411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1141966849 + 166464 = 33793^2 + 408^2 .

It is an emirp because it is prime and its reverse (3133312411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1142133313 - 2⁵ = 1142133281 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142133383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571066656 + 571066657.

It is an arithmetic number, because the mean of its divisors is an integer number (571066657).

Almost surely, 2^1142133313 is an apocalyptic number.

It is an amenable number.

1142133313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142133313 is an equidigital number, since it uses as much as digits as its factorization.

1142133313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 22.

The square root of 1142133313 is about 33795.4629055440. The cubic root of 1142133313 is about 1045.2951443065.

Adding to 1142133313 its reverse (3133312411), we get a palindrome (4275445724).

The spelling of 1142133313 in words is "one billion, one hundred forty-two million, one hundred thirty-three thousand, three hundred thirteen".