84280435207 has 2 divisors, whose sum is σ = 84280435208. Its totient is φ = 84280435206.

The previous prime is 84280435199. The next prime is 84280435243. The reversal of 84280435207 is 70253408248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84280435207 - 2³ = 84280435199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84280435007) 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, 42140217603 + 42140217604.

It is an arithmetic number, because the mean of its divisors is an integer number (42140217604).

Almost surely, 2^84280435207 is an apocalyptic number.

84280435207 is a deficient number, since it is larger than the sum of its proper divisors (1).

84280435207 is an equidigital number, since it uses as much as digits as its factorization.

84280435207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 430080, while the sum is 43.

The spelling of 84280435207 in words is "eighty-four billion, two hundred eighty million, four hundred thirty-five thousand, two hundred seven".