1036001503561 has 2 divisors, whose sum is σ = 1036001503562. Its totient is φ = 1036001503560.

The previous prime is 1036001503531. The next prime is 1036001503661. The reversal of 1036001503561 is 1653051006301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 812556213561 + 223445290000 = 901419^2 + 472700^2 .

It is an emirp because it is prime and its reverse (1653051006301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1036001503561 - 2²⁵ = 1035967949129 is a prime.

It is a super-3 number, since 3×1036001503561³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1036001503501) 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, 518000751780 + 518000751781.

It is an arithmetic number, because the mean of its divisors is an integer number (518000751781).

Almost surely, 2^{1036001503561} is an apocalyptic number.

It is an amenable number.

1036001503561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1036001503561 is an equidigital number, since it uses as much as digits as its factorization.

1036001503561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 31.

Adding to 1036001503561 its reverse (1653051006301), we get a palindrome (2689052509862).

The spelling of 1036001503561 in words is "one trillion, thirty-six billion, one million, five hundred three thousand, five hundred sixty-one".