142297509413 has 2 divisors, whose sum is σ = 142297509414. Its totient is φ = 142297509412.

The previous prime is 142297509397. The next prime is 142297509443. The reversal of 142297509413 is 314905792241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141509135329 + 788374084 = 376177^2 + 28078^2 .

It is an emirp because it is prime and its reverse (314905792241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142297509413 - 2⁴ = 142297509397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142297509443) 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, 71148754706 + 71148754707.

It is an arithmetic number, because the mean of its divisors is an integer number (71148754707).

Almost surely, 2^142297509413 is an apocalyptic number.

It is an amenable number.

142297509413 is a deficient number, since it is larger than the sum of its proper divisors (1).

142297509413 is an equidigital number, since it uses as much as digits as its factorization.

142297509413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 142297509413 in words is "one hundred forty-two billion, two hundred ninety-seven million, five hundred nine thousand, four hundred thirteen".