255335501 has 2 divisors, whose sum is σ = 255335502. Its totient is φ = 255335500.

The previous prime is 255335477. The next prime is 255335513. The reversal of 255335501 is 105533552.

255335501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 254881225 + 454276 = 15965^2 + 674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255335501 is a prime.

It is a super-3 number, since 3×255335501³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255331501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127667750 + 127667751.

It is an arithmetic number, because the mean of its divisors is an integer number (127667751).

Almost surely, 2^255335501 is an apocalyptic number.

It is an amenable number.

255335501 is a deficient number, since it is larger than the sum of its proper divisors (1).

255335501 is an equidigital number, since it uses as much as digits as its factorization.

255335501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11250, while the sum is 29.

The square root of 255335501 is about 15979.2209134238. The cubic root of 255335501 is about 634.4105559952.

The spelling of 255335501 in words is "two hundred fifty-five million, three hundred thirty-five thousand, five hundred one".