1170001212 has 12 divisors (see below), whose sum is σ = 2730002856. Its totient is φ = 390000400.

The previous prime is 1170001207. The next prime is 1170001219. The reversal of 1170001212 is 2121000711.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1170001191 and 1170001200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170001219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48750039 + ... + 48750062.

It is an arithmetic number, because the mean of its divisors is an integer number (227500238).

Almost surely, 2^1170001212 is an apocalyptic number.

1170001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1170001212 is an abundant number, since it is smaller than the sum of its proper divisors (1560001644).

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

1170001212 is a wasteful number, since it uses less digits than its factorization.

1170001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97500108 (or 97500106 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 15.

The square root of 1170001212 is about 34205.2804695415. The cubic root of 1170001212 is about 1053.7286068810.

Adding to 1170001212 its reverse (2121000711), we get a palindrome (3291001923).

The spelling of 1170001212 in words is "one billion, one hundred seventy million, one thousand, two hundred twelve".