255135467 has 2 divisors, whose sum is σ = 255135468. Its totient is φ = 255135466.

The previous prime is 255135437. The next prime is 255135479. The reversal of 255135467 is 764531552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255135467 - 2¹⁰ = 255134443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255135467.

It is not a weakly prime, because it can be changed into another prime (255135407) 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, 127567733 + 127567734.

It is an arithmetic number, because the mean of its divisors is an integer number (127567734).

Almost surely, 2^255135467 is an apocalyptic number.

255135467 is a deficient number, since it is larger than the sum of its proper divisors (1).

255135467 is an equidigital number, since it uses as much as digits as its factorization.

255135467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126000, while the sum is 38.

The square root of 255135467 is about 15972.9604957879. The cubic root of 255135467 is about 634.2448435182.

The spelling of 255135467 in words is "two hundred fifty-five million, one hundred thirty-five thousand, four hundred sixty-seven".