864360041 has 2 divisors, whose sum is σ = 864360042. Its totient is φ = 864360040.

The previous prime is 864360031. The next prime is 864360043. The reversal of 864360041 is 140063468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 864124816 + 235225 = 29396^2 + 485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-864360041 is a prime.

Together with 864360043, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (864360043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432180020 + 432180021.

It is an arithmetic number, because the mean of its divisors is an integer number (432180021).

Almost surely, 2^864360041 is an apocalyptic number.

It is an amenable number.

864360041 is a deficient number, since it is larger than the sum of its proper divisors (1).

864360041 is an equidigital number, since it uses as much as digits as its factorization.

864360041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 864360041 is about 29400.0006972789. Note that the first 3 decimals coincide. The cubic root of 864360041 is about 952.5729112949.

The spelling of 864360041 in words is "eight hundred sixty-four million, three hundred sixty thousand, forty-one".