147085219 has 2 divisors, whose sum is σ = 147085220. Its totient is φ = 147085218.

The previous prime is 147085157. The next prime is 147085223. The reversal of 147085219 is 912580741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147085219 - 2¹¹ = 147083171 is a prime.

It is a super-2 number, since 2×147085219² = 43268123296555922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (147085259) 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, 73542609 + 73542610.

It is an arithmetic number, because the mean of its divisors is an integer number (73542610).

Almost surely, 2^147085219 is an apocalyptic number.

147085219 is a deficient number, since it is larger than the sum of its proper divisors (1).

147085219 is an equidigital number, since it uses as much as digits as its factorization.

147085219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 147085219 is about 12127.8695161186. The cubic root of 147085219 is about 527.8651742430.

The spelling of 147085219 in words is "one hundred forty-seven million, eighty-five thousand, two hundred nineteen".