255302401 has 2 divisors, whose sum is σ = 255302402. Its totient is φ = 255302400.

The previous prime is 255302393. The next prime is 255302407. The reversal of 255302401 is 104203552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214329600 + 40972801 = 14640^2 + 6401^2 .

It is a cyclic number.

It is not a de Polignac number, because 255302401 - 2³ = 255302393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (255302407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127651200 + 127651201.

It is an arithmetic number, because the mean of its divisors is an integer number (127651201).

Almost surely, 2^255302401 is an apocalyptic number.

It is an amenable number.

255302401 is a deficient number, since it is larger than the sum of its proper divisors (1).

255302401 is an equidigital number, since it uses as much as digits as its factorization.

255302401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 255302401 is about 15978.1851597733. The cubic root of 255302401 is about 634.3831412190.

Adding to 255302401 its reverse (104203552), we get a palindrome (359505953).

The spelling of 255302401 in words is "two hundred fifty-five million, three hundred two thousand, four hundred one".