1166420321162 has 8 divisors (see below), whose sum is σ = 1751111967492. Its totient is φ = 582716332000.

The previous prime is 1166420321137. The next prime is 1166420321197. The reversal of 1166420321162 is 2611230246611.

It can be written as a sum of positive squares in 2 ways, for example, as 1119725865241 + 46694455921 = 1058171^2 + 216089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 246911339 + ... + 246916062.

Almost surely, 2^{1166420321162} is an apocalyptic number.

1166420321162 is a deficient number, since it is larger than the sum of its proper divisors (584691646330).

1166420321162 is a wasteful number, since it uses less digits than its factorization.

1166420321162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493828584.

The product of its (nonzero) digits is 20736, while the sum is 35.

Adding to 1166420321162 its reverse (2611230246611), we get a palindrome (3777650567773).

The spelling of 1166420321162 in words is "one trillion, one hundred sixty-six billion, four hundred twenty million, three hundred twenty-one thousand, one hundred sixty-two".