1143333313 has 2 divisors, whose sum is σ = 1143333314. Its totient is φ = 1143333312.

The previous prime is 1143333307. The next prime is 1143333319. The reversal of 1143333313 is 3133333411.

It is a balanced prime because it is at equal distance from previous prime (1143333307) and next prime (1143333319).

It can be written as a sum of positive squares in only one way, i.e., 972691344 + 170641969 = 31188^2 + 13063^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143333313 - 2⁵ = 1143333281 is a prime.

It is a super-2 number, since 2×1143333313² = 2614422129231111938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1143333319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571666656 + 571666657.

It is an arithmetic number, because the mean of its divisors is an integer number (571666657).

Almost surely, 2^1143333313 is an apocalyptic number.

It is an amenable number.

1143333313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143333313 is an equidigital number, since it uses as much as digits as its factorization.

1143333313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 25.

The square root of 1143333313 is about 33813.2121071039. The cubic root of 1143333313 is about 1045.6611013312.

Adding to 1143333313 its reverse (3133333411), we get a palindrome (4276666724).

The spelling of 1143333313 in words is "one billion, one hundred forty-three million, three hundred thirty-three thousand, three hundred thirteen".