867354073 has 2 divisors, whose sum is σ = 867354074. Its totient is φ = 867354072.

The previous prime is 867354071. The next prime is 867354097. The reversal of 867354073 is 370453768.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 820937104 + 46416969 = 28652^2 + 6813^2 .

It is a cyclic number.

It is not a de Polignac number, because 867354073 - 2¹ = 867354071 is a prime.

Together with 867354071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (867354071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433677036 + 433677037.

It is an arithmetic number, because the mean of its divisors is an integer number (433677037).

Almost surely, 2^867354073 is an apocalyptic number.

It is an amenable number.

867354073 is a deficient number, since it is larger than the sum of its proper divisors (1).

867354073 is an equidigital number, since it uses as much as digits as its factorization.

867354073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 867354073 is about 29450.8755897002. The cubic root of 867354073 is about 953.6715071500.

The spelling of 867354073 in words is "eight hundred sixty-seven million, three hundred fifty-four thousand, seventy-three".