1040660311063 has 16 divisors (see below), whose sum is σ = 1106805047040. Its totient is φ = 976333319104.

The previous prime is 1040660311051. The next prime is 1040660311073. The reversal of 1040660311063 is 3601130660401.

It is a cyclic number.

It is not a de Polignac number, because 1040660311063 - 2¹⁷ = 1040660179991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040660311003) 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 15 ways as a sum of consecutive naturals, for example, 264406 + ... + 1466707.

It is an arithmetic number, because the mean of its divisors is an integer number (69175315440).

Almost surely, 2^{1040660311063} is an apocalyptic number.

1040660311063 is a deficient number, since it is larger than the sum of its proper divisors (66144735977).

1040660311063 is a wasteful number, since it uses less digits than its factorization.

1040660311063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731638.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 1040660311063 its reverse (3601130660401), we get a palindrome (4641790971464).

The spelling of 1040660311063 in words is "one trillion, forty billion, six hundred sixty million, three hundred eleven thousand, sixty-three".