1170855170 has 16 divisors (see below), whose sum is σ = 2156552640. Its totient is φ = 457450224.

The previous prime is 1170855157. The next prime is 1170855197. The reversal of 1170855170 is 715580711.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1170855170.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1361030 + ... + 1361889.

It is an arithmetic number, because the mean of its divisors is an integer number (134784540).

Almost surely, 2^1170855170 is an apocalyptic number.

1170855170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1170855170 is a deficient number, since it is larger than the sum of its proper divisors (985697470).

1170855170 is a wasteful number, since it uses less digits than its factorization.

1170855170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722969.

The product of its (nonzero) digits is 9800, while the sum is 35.

The square root of 1170855170 is about 34217.7610313708. The cubic root of 1170855170 is about 1053.9849089340.

The spelling of 1170855170 in words is "one billion, one hundred seventy million, eight hundred fifty-five thousand, one hundred seventy".