1170555216 has 40 divisors (see below), whose sum is σ = 3047034144. Its totient is φ = 387204480.

The previous prime is 1170555167. The next prime is 1170555233. The reversal of 1170555216 is 6125550711.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86791 + ... + 99366.

Almost surely, 2^1170555216 is an apocalyptic number.

1170555216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1170555216 is an abundant number, since it is smaller than the sum of its proper divisors (1876478928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1170555216 is a wasteful number, since it uses less digits than its factorization.

1170555216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186299 (or 186293 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 33.

The square root of 1170555216 is about 34213.3777344477. The cubic root of 1170555216 is about 1053.8948966653.

The spelling of 1170555216 in words is "one billion, one hundred seventy million, five hundred fifty-five thousand, two hundred sixteen".