1411413161581 has 2 divisors, whose sum is σ = 1411413161582. Its totient is φ = 1411413161580.

The previous prime is 1411413161569. The next prime is 1411413161623. The reversal of 1411413161581 is 1851613141141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1402545172681 + 8867988900 = 1184291^2 + 94170^2 .

It is an emirp because it is prime and its reverse (1851613141141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1411413161581 - 2¹³ = 1411413153389 is a prime.

It is a super-2 number, since 2×1411413161581² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1411413161581.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1411413161981) 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 as a sum of consecutive naturals, namely, 705706580790 + 705706580791.

It is an arithmetic number, because the mean of its divisors is an integer number (705706580791).

Almost surely, 2^{1411413161581} is an apocalyptic number.

It is an amenable number.

1411413161581 is a deficient number, since it is larger than the sum of its proper divisors (1).

1411413161581 is an equidigital number, since it uses as much as digits as its factorization.

1411413161581 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 37.

The spelling of 1411413161581 in words is "one trillion, four hundred eleven billion, four hundred thirteen million, one hundred sixty-one thousand, five hundred eighty-one".