141285145549 has 2 divisors, whose sum is σ = 141285145550. Its totient is φ = 141285145548.

The previous prime is 141285145513. The next prime is 141285145597. The reversal of 141285145549 is 945541582141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140544761449 + 740384100 = 374893^2 + 27210^2 .

It is a cyclic number.

It is not a de Polignac number, because 141285145549 - 2²¹ = 141283048397 is a prime.

It is a super-2 number, since 2×141285145549² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141285145049) 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, 70642572774 + 70642572775.

It is an arithmetic number, because the mean of its divisors is an integer number (70642572775).

Almost surely, 2^141285145549 is an apocalyptic number.

It is an amenable number.

141285145549 is a deficient number, since it is larger than the sum of its proper divisors (1).

141285145549 is an equidigital number, since it uses as much as digits as its factorization.

141285145549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152000, while the sum is 49.

The spelling of 141285145549 in words is "one hundred forty-one billion, two hundred eighty-five million, one hundred forty-five thousand, five hundred forty-nine".