1355543311 has 2 divisors, whose sum is σ = 1355543312. Its totient is φ = 1355543310.

The previous prime is 1355543261. The next prime is 1355543323. The reversal of 1355543311 is 1133455531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1355543311 - 2⁷ = 1355543183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1355543611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677771655 + 677771656.

It is an arithmetic number, because the mean of its divisors is an integer number (677771656).

Almost surely, 2^1355543311 is an apocalyptic number.

1355543311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355543311 is an equidigital number, since it uses as much as digits as its factorization.

1355543311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13500, while the sum is 31.

The square root of 1355543311 is about 36817.7037714195. The cubic root of 1355543311 is about 1106.7201047263.

Adding to 1355543311 its reverse (1133455531), we get a palindrome (2488998842).

The spelling of 1355543311 in words is "one billion, three hundred fifty-five million, five hundred forty-three thousand, three hundred eleven".