11446132121377 has 2 divisors, whose sum is σ = 11446132121378. Its totient is φ = 11446132121376.

The previous prime is 11446132121231. The next prime is 11446132121393. The reversal of 11446132121377 is 77312123164411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11374997363856 + 71134757521 = 3372684^2 + 266711^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11446132121377 is a prime.

It is a super-2 number, since 2×11446132121377² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41446132121377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5723066060688 + 5723066060689.

It is an arithmetic number, because the mean of its divisors is an integer number (5723066060689).

Almost surely, 2^{11446132121377} is an apocalyptic number.

It is an amenable number.

11446132121377 is a deficient number, since it is larger than the sum of its proper divisors (1).

11446132121377 is an equidigital number, since it uses as much as digits as its factorization.

11446132121377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 43.

Adding to 11446132121377 its reverse (77312123164411), we get a palindrome (88758255285788).

The spelling of 11446132121377 in words is "eleven trillion, four hundred forty-six billion, one hundred thirty-two million, one hundred twenty-one thousand, three hundred seventy-seven".