255347117 has 16 divisors (see below), whose sum is σ = 270699840. Its totient is φ = 240506112.

The previous prime is 255347107. The next prime is 255347119. The reversal of 255347117 is 711743552.

It is a cyclic number.

It is not a de Polignac number, because 255347117 - 2¹² = 255343021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255347119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218978 + ... + 220140.

It is an arithmetic number, because the mean of its divisors is an integer number (16918740).

Almost surely, 2^255347117 is an apocalyptic number.

It is an amenable number.

255347117 is a deficient number, since it is larger than the sum of its proper divisors (15352723).

255347117 is a wasteful number, since it uses less digits than its factorization.

255347117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372.

The product of its digits is 29400, while the sum is 35.

The square root of 255347117 is about 15979.5843813286. The cubic root of 255347117 is about 634.4201762808.

The spelling of 255347117 in words is "two hundred fifty-five million, three hundred forty-seven thousand, one hundred seventeen".