667363063 has 2 divisors, whose sum is σ = 667363064. Its totient is φ = 667363062.

The previous prime is 667363061. The next prime is 667363079. The reversal of 667363063 is 360363766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 667363063 - 2¹ = 667363061 is a prime.

Together with 667363061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (667363061) 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, 333681531 + 333681532.

It is an arithmetic number, because the mean of its divisors is an integer number (333681532).

Almost surely, 2^667363063 is an apocalyptic number.

667363063 is a deficient number, since it is larger than the sum of its proper divisors (1).

667363063 is an equidigital number, since it uses as much as digits as its factorization.

667363063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 40.

The square root of 667363063 is about 25833.3711118003. The cubic root of 667363063 is about 873.8845379994.

The spelling of 667363063 in words is "six hundred sixty-seven million, three hundred sixty-three thousand, sixty-three".