84305845297 has 2 divisors, whose sum is σ = 84305845298. Its totient is φ = 84305845296.

The previous prime is 84305845237. The next prime is 84305845319. The reversal of 84305845297 is 79254850348.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61323588496 + 22982256801 = 247636^2 + 151599^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84305845297 is a prime.

It is not a weakly prime, because it can be changed into another prime (84305845237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42152922648 + 42152922649.

It is an arithmetic number, because the mean of its divisors is an integer number (42152922649).

Almost surely, 2^84305845297 is an apocalyptic number.

It is an amenable number.

84305845297 is a deficient number, since it is larger than the sum of its proper divisors (1).

84305845297 is an equidigital number, since it uses as much as digits as its factorization.

84305845297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 84305845297 in words is "eighty-four billion, three hundred five million, eight hundred forty-five thousand, two hundred ninety-seven".