255335441 has 2 divisors, whose sum is σ = 255335442. Its totient is φ = 255335440.

The previous prime is 255335429. The next prime is 255335449. The reversal of 255335441 is 144533552.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156750400 + 98585041 = 12520^2 + 9929^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255335441 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 255335398 and 255335407.

It is not a weakly prime, because it can be changed into another prime (255335449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127667720 + 127667721.

It is an arithmetic number, because the mean of its divisors is an integer number (127667721).

Almost surely, 2^255335441 is an apocalyptic number.

It is an amenable number.

255335441 is a deficient number, since it is larger than the sum of its proper divisors (1).

255335441 is an equidigital number, since it uses as much as digits as its factorization.

255335441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 32.

The square root of 255335441 is about 15979.2190359855. The cubic root of 255335441 is about 634.4105063029.

Adding to 255335441 its reverse (144533552), we get a palindrome (399868993).

The spelling of 255335441 in words is "two hundred fifty-five million, three hundred thirty-five thousand, four hundred forty-one".