142144144229 has 2 divisors, whose sum is σ = 142144144230. Its totient is φ = 142144144228.

The previous prime is 142144144159. The next prime is 142144144243. The reversal of 142144144229 is 922441441241.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124610412004 + 17533732225 = 353002^2 + 132415^2 .

It is a cyclic number.

It is not a de Polignac number, because 142144144229 - 2²⁴ = 142127367013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142144144192 and 142144144201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142144144249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71072072114 + 71072072115.

It is an arithmetic number, because the mean of its divisors is an integer number (71072072115).

Almost surely, 2^142144144229 is an apocalyptic number.

It is an amenable number.

142144144229 is a deficient number, since it is larger than the sum of its proper divisors (1).

142144144229 is an equidigital number, since it uses as much as digits as its factorization.

142144144229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73728, while the sum is 38.

The spelling of 142144144229 in words is "one hundred forty-two billion, one hundred forty-four million, one hundred forty-four thousand, two hundred twenty-nine".