1135866217060 has 24 divisors (see below), whose sum is σ = 2440791593856. Its totient is φ = 443780289120.

The previous prime is 1135866217051. The next prime is 1135866217061. The reversal of 1135866217060 is 607126685311.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1135866217060.

It is not an unprimeable number, because it can be changed into a prime (1135866217061) 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 7 ways as a sum of consecutive naturals, for example, 660386476 + ... + 660388195.

It is an arithmetic number, because the mean of its divisors is an integer number (101699649744).

Almost surely, 2^{1135866217060} is an apocalyptic number.

1135866217060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135866217060 is an abundant number, since it is smaller than the sum of its proper divisors (1304925376796).

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

1135866217060 is a wasteful number, since it uses less digits than its factorization.

1135866217060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320774723 (or 1320774721 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 1135866217060 in words is "one trillion, one hundred thirty-five billion, eight hundred sixty-six million, two hundred seventeen thousand, sixty".