142003717 has 2 divisors, whose sum is σ = 142003718. Its totient is φ = 142003716.

The previous prime is 142003699. The next prime is 142003727. The reversal of 142003717 is 717300241.

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., 109809441 + 32194276 = 10479^2 + 5674^2 .

It is a cyclic number.

It is not a de Polignac number, because 142003717 - 2¹⁵ = 141970949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142003691 and 142003700.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142003727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71001858 + 71001859.

It is an arithmetic number, because the mean of its divisors is an integer number (71001859).

Almost surely, 2^142003717 is an apocalyptic number.

It is an amenable number.

142003717 is a deficient number, since it is larger than the sum of its proper divisors (1).

142003717 is an equidigital number, since it uses as much as digits as its factorization.

142003717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 142003717 is about 11916.5312486478. The cubic root of 142003717 is about 521.7148966944.

Adding to 142003717 its reverse (717300241), we get a palindrome (859303958).

The spelling of 142003717 in words is "one hundred forty-two million, three thousand, seven hundred seventeen".