255011767 has 2 divisors, whose sum is σ = 255011768. Its totient is φ = 255011766.

The previous prime is 255011753. The next prime is 255011777. The reversal of 255011767 is 767110552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255011767 - 2⁷ = 255011639 is a prime.

It is equal to p_13938415 and since 255011767 and 13938415 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255011777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127505883 + 127505884.

It is an arithmetic number, because the mean of its divisors is an integer number (127505884).

Almost surely, 2^255011767 is an apocalyptic number.

255011767 is a deficient number, since it is larger than the sum of its proper divisors (1).

255011767 is an equidigital number, since it uses as much as digits as its factorization.

255011767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14700, while the sum is 34.

The square root of 255011767 is about 15969.0878574827. The cubic root of 255011767 is about 634.1423244250.

The spelling of 255011767 in words is "two hundred fifty-five million, eleven thousand, seven hundred sixty-seven".