999000967 has 2 divisors, whose sum is σ = 999000968. Its totient is φ = 999000966.

The previous prime is 999000953. The next prime is 999000991. The reversal of 999000967 is 769000999.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 999000967 - 2²⁷ = 864783239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 999000967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999100967) 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, 499500483 + 499500484.

It is an arithmetic number, because the mean of its divisors is an integer number (499500484).

Almost surely, 2^999000967 is an apocalyptic number.

999000967 is a deficient number, since it is larger than the sum of its proper divisors (1).

999000967 is an equidigital number, since it uses as much as digits as its factorization.

999000967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 275562, while the sum is 49.

The square root of 999000967 is about 31606.9765558175. The cubic root of 999000967 is about 999.6668780421. Note that the first 3 decimals are identical.

The spelling of 999000967 in words is "nine hundred ninety-nine million, nine hundred sixty-seven", and thus it is an aban number.