1170222066 has 40 divisors (see below), whose sum is σ = 2823874284. Its totient is φ = 360067680.

The previous prime is 1170222059. The next prime is 1170222073. The reversal of 1170222066 is 6602220711.

It is an interprime number because it is at equal distance from previous prime (1170222059) and next prime (1170222073).

It can be written as a sum of positive squares in 2 ways, for example, as 1120307841 + 49914225 = 33471^2 + 7065^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 275725 + ... + 279936.

Almost surely, 2^1170222066 is an apocalyptic number.

1170222066 is an abundant number, since it is smaller than the sum of its proper divisors (1653652218).

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

1170222066 is a wasteful number, since it uses less digits than its factorization.

1170222066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555688 (or 555679 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1170222066 is about 34208.5086783975. The cubic root of 1170222066 is about 1053.7949046859.

Adding to 1170222066 its reverse (6602220711), we get a palindrome (7772442777).

The spelling of 1170222066 in words is "one billion, one hundred seventy million, two hundred twenty-two thousand, sixty-six".