1040450811611 has 2 divisors, whose sum is σ = 1040450811612. Its totient is φ = 1040450811610.

The previous prime is 1040450811577. The next prime is 1040450811637. The reversal of 1040450811611 is 1161180540401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1040450811611 - 2²⁶ = 1040383702747 is a prime.

It is a super-4 number, since 4×1040450811611⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1040450811641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520225405805 + 520225405806.

It is an arithmetic number, because the mean of its divisors is an integer number (520225405806).

Almost surely, 2^{1040450811611} is an apocalyptic number.

1040450811611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040450811611 is an equidigital number, since it uses as much as digits as its factorization.

1040450811611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 32.

The spelling of 1040450811611 in words is "one trillion, forty billion, four hundred fifty million, eight hundred eleven thousand, six hundred eleven".