142617247573459 has 2 divisors, whose sum is σ = 142617247573460. Its totient is φ = 142617247573458.

The previous prime is 142617247573441. The next prime is 142617247573519. The reversal of 142617247573459 is 954375742716241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142617247573459 - 2²⁹ = 142616710702547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142617247573394 and 142617247573403.

It is not a weakly prime, because it can be changed into another prime (142617247577459) 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, 71308623786729 + 71308623786730.

It is an arithmetic number, because the mean of its divisors is an integer number (71308623786730).

Almost surely, 2^{142617247573459} is an apocalyptic number.

142617247573459 is a deficient number, since it is larger than the sum of its proper divisors (1).

142617247573459 is an equidigital number, since it uses as much as digits as its factorization.

142617247573459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 355622400, while the sum is 67.

The spelling of 142617247573459 in words is "one hundred forty-two trillion, six hundred seventeen billion, two hundred forty-seven million, five hundred seventy-three thousand, four hundred fifty-nine".