1126211371647 has 32 divisors (see below), whose sum is σ = 1531522944000. Its totient is φ = 735930488832.

The previous prime is 1126211371627. The next prime is 1126211371667. The reversal of 1126211371647 is 7461731126211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1126211371627) and next prime (1126211371667).

It is not a de Polignac number, because 1126211371647 - 2¹⁰ = 1126211370623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1126211371599 and 1126211371608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126211371627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127265479 + ... + 127274327.

It is an arithmetic number, because the mean of its divisors is an integer number (47860092000).

Almost surely, 2^{1126211371647} is an apocalyptic number.

1126211371647 is a deficient number, since it is larger than the sum of its proper divisors (405311572353).

1126211371647 is a wasteful number, since it uses less digits than its factorization.

1126211371647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10927.

The product of its digits is 84672, while the sum is 42.

Adding to 1126211371647 its reverse (7461731126211), we get a palindrome (8587942497858).

The spelling of 1126211371647 in words is "one trillion, one hundred twenty-six billion, two hundred eleven million, three hundred seventy-one thousand, six hundred forty-seven".