142301999947 has 2 divisors, whose sum is σ = 142301999948. Its totient is φ = 142301999946.

The previous prime is 142301999933. The next prime is 142302000013. The reversal of 142301999947 is 749999103241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142301999947 - 2¹⁵ = 142301967179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142301999891 and 142301999900.

It is not a weakly prime, because it can be changed into another prime (142301999927) 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, 71150999973 + 71150999974.

It is an arithmetic number, because the mean of its divisors is an integer number (71150999974).

Almost surely, 2^142301999947 is an apocalyptic number.

142301999947 is a deficient number, since it is larger than the sum of its proper divisors (1).

142301999947 is an equidigital number, since it uses as much as digits as its factorization.

142301999947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 58.

The spelling of 142301999947 in words is "one hundred forty-two billion, three hundred one million, nine hundred ninety-nine thousand, nine hundred forty-seven".