84207041 has 2 divisors, whose sum is σ = 84207042. Its totient is φ = 84207040.

The previous prime is 84207037. The next prime is 84207119. The reversal of 84207041 is 14070248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69222400 + 14984641 = 8320^2 + 3871^2 .

It is a cyclic number.

It is not a de Polignac number, because 84207041 - 2² = 84207037 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 84207041.

It is not a weakly prime, because it can be changed into another prime (84207241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42103520 + 42103521.

It is an arithmetic number, because the mean of its divisors is an integer number (42103521).

Almost surely, 2^84207041 is an apocalyptic number.

It is an amenable number.

84207041 is a deficient number, since it is larger than the sum of its proper divisors (1).

84207041 is an equidigital number, since it uses as much as digits as its factorization.

84207041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 84207041 is about 9176.4394511161. The cubic root of 84207041 is about 438.3114362392.

Adding to 84207041 its reverse (14070248), we get a palindrome (98277289).

The spelling of 84207041 in words is "eighty-four million, two hundred seven thousand, forty-one".