84455233061 has 2 divisors, whose sum is σ = 84455233062. Its totient is φ = 84455233060.

The previous prime is 84455232893. The next prime is 84455233063. The reversal of 84455233061 is 16033255448.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68032810561 + 16422422500 = 260831^2 + 128150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84455233061 is a prime.

Together with 84455233063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84455233063) 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, 42227616530 + 42227616531.

It is an arithmetic number, because the mean of its divisors is an integer number (42227616531).

Almost surely, 2^84455233061 is an apocalyptic number.

It is an amenable number.

84455233061 is a deficient number, since it is larger than the sum of its proper divisors (1).

84455233061 is an equidigital number, since it uses as much as digits as its factorization.

84455233061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 84455233061 in words is "eighty-four billion, four hundred fifty-five million, two hundred thirty-three thousand, sixty-one".