142283567549 has 2 divisors, whose sum is σ = 142283567550. Its totient is φ = 142283567548.

The previous prime is 142283567533. The next prime is 142283567567. The reversal of 142283567549 is 945765382241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128744616100 + 13538951449 = 358810^2 + 116357^2 .

It is a cyclic number.

It is not a de Polignac number, because 142283567549 - 2⁴ = 142283567533 is a prime.

It is a super-2 number, since 2×142283567549² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142283567494 and 142283567503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142283267549) 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, 71141783774 + 71141783775.

It is an arithmetic number, because the mean of its divisors is an integer number (71141783775).

Almost surely, 2^142283567549 is an apocalyptic number.

It is an amenable number.

142283567549 is a deficient number, since it is larger than the sum of its proper divisors (1).

142283567549 is an equidigital number, since it uses as much as digits as its factorization.

142283567549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14515200, while the sum is 56.

The spelling of 142283567549 in words is "one hundred forty-two billion, two hundred eighty-three million, five hundred sixty-seven thousand, five hundred forty-nine".