255099287 has 2 divisors, whose sum is σ = 255099288. Its totient is φ = 255099286.

The previous prime is 255099277. The next prime is 255099307. The reversal of 255099287 is 782990552.

255099287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255099287 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255099277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127549643 + 127549644.

It is an arithmetic number, because the mean of its divisors is an integer number (127549644).

Almost surely, 2^255099287 is an apocalyptic number.

255099287 is a deficient number, since it is larger than the sum of its proper divisors (1).

255099287 is an equidigital number, since it uses as much as digits as its factorization.

255099287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 47.

The square root of 255099287 is about 15971.8279166788. The cubic root of 255099287 is about 634.2148619774.

The spelling of 255099287 in words is "two hundred fifty-five million, ninety-nine thousand, two hundred eighty-seven".