146705980247 has 2 divisors, whose sum is σ = 146705980248. Its totient is φ = 146705980246.

The previous prime is 146705980207. The next prime is 146705980271. The reversal of 146705980247 is 742089507641.

146705980247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (742089507641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146705980247 - 2²² = 146701785943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146705980207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73352990123 + 73352990124.

It is an arithmetic number, because the mean of its divisors is an integer number (73352990124).

Almost surely, 2^146705980247 is an apocalyptic number.

146705980247 is a deficient number, since it is larger than the sum of its proper divisors (1).

146705980247 is an equidigital number, since it uses as much as digits as its factorization.

146705980247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 146705980247 in words is "one hundred forty-six billion, seven hundred five million, nine hundred eighty thousand, two hundred forty-seven".