84955361 has 2 divisors, whose sum is σ = 84955362. Its totient is φ = 84955360.

The previous prime is 84955357. The next prime is 84955379. The reversal of 84955361 is 16355948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63043600 + 21911761 = 7940^2 + 4681^2 .

It is a cyclic number.

It is not a de Polignac number, because 84955361 - 2² = 84955357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (84955391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42477680 + 42477681.

It is an arithmetic number, because the mean of its divisors is an integer number (42477681).

Almost surely, 2^84955361 is an apocalyptic number.

It is an amenable number.

84955361 is a deficient number, since it is larger than the sum of its proper divisors (1).

84955361 is an equidigital number, since it uses as much as digits as its factorization.

84955361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 41.

The square root of 84955361 is about 9217.1232496913. The cubic root of 84955361 is about 439.6059850794.

The spelling of 84955361 in words is "eighty-four million, nine hundred fifty-five thousand, three hundred sixty-one".