1005852555 has 12 divisors (see below), whose sum is σ = 1743477840. Its totient is φ = 536454672.

The previous prime is 1005852553. The next prime is 1005852557. The reversal of 1005852555 is 5552585001.

1005852555 is a `hidden beast` number, since 1 + 0 + 0 + 58 + 52 + 555 = 666.

It is an interprime number because it is at equal distance from previous prime (1005852553) and next prime (1005852557).

It is not a de Polignac number, because 1005852555 - 2¹ = 1005852553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1005852553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11176095 + ... + 11176184.

It is an arithmetic number, because the mean of its divisors is an integer number (145289820).

Almost surely, 2^1005852555 is an apocalyptic number.

1005852555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1005852555 is a deficient number, since it is larger than the sum of its proper divisors (737625285).

1005852555 is a wasteful number, since it uses less digits than its factorization.

1005852555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22352290 (or 22352287 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 36.

The square root of 1005852555 is about 31715.1786216001. The cubic root of 1005852555 is about 1001.9470581707.

The spelling of 1005852555 in words is "one billion, five million, eight hundred fifty-two thousand, five hundred fifty-five".