1000011967 has 2 divisors, whose sum is σ = 1000011968. Its totient is φ = 1000011966.

The previous prime is 1000011869. The next prime is 1000011983. The reversal of 1000011967 is 7691100001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000011967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000011767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500005983 + 500005984.

It is an arithmetic number, because the mean of its divisors is an integer number (500005984).

Almost surely, 2^1000011967 is an apocalyptic number.

1000011967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000011967 is an equidigital number, since it uses as much as digits as its factorization.

1000011967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 1000011967 is about 31622.9658160015. The cubic root of 1000011967 is about 1000.0039889841.

Adding to 1000011967 its reverse (7691100001), we get a palindrome (8691111968).

The spelling of 1000011967 in words is "one billion, eleven thousand, nine hundred sixty-seven".