11143204273 has 2 divisors, whose sum is σ = 11143204274. Its totient is φ = 11143204272.

The previous prime is 11143204223. The next prime is 11143204343. The reversal of 11143204273 is 37240234111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9998600049 + 1144604224 = 99993^2 + 33832^2 .

It is an emirp because it is prime and its reverse (37240234111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11143204273 is a prime.

It is not a weakly prime, because it can be changed into another prime (11143204213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571602136 + 5571602137.

It is an arithmetic number, because the mean of its divisors is an integer number (5571602137).

Almost surely, 2^11143204273 is an apocalyptic number.

It is an amenable number.

11143204273 is a deficient number, since it is larger than the sum of its proper divisors (1).

11143204273 is an equidigital number, since it uses as much as digits as its factorization.

11143204273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 11143204273 its reverse (37240234111), we get a palindrome (48383438384).

The spelling of 11143204273 in words is "eleven billion, one hundred forty-three million, two hundred four thousand, two hundred seventy-three".