1065161455201 has 2 divisors, whose sum is σ = 1065161455202. Its totient is φ = 1065161455200.

The previous prime is 1065161455181. The next prime is 1065161455223. The reversal of 1065161455201 is 1025541615601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 974713900176 + 90447555025 = 987276^2 + 300745^2 .

It is a cyclic number.

It is not a de Polignac number, because 1065161455201 - 2⁷ = 1065161455073 is a prime.

It is a super-2 number, since 2×1065161455201² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1065161455291) 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 as a sum of consecutive naturals, namely, 532580727600 + 532580727601.

It is an arithmetic number, because the mean of its divisors is an integer number (532580727601).

Almost surely, 2^{1065161455201} is an apocalyptic number.

It is an amenable number.

1065161455201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065161455201 is an equidigital number, since it uses as much as digits as its factorization.

1065161455201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 37.

The spelling of 1065161455201 in words is "one trillion, sixty-five billion, one hundred sixty-one million, four hundred fifty-five thousand, two hundred one".