1000720800967 has 2 divisors, whose sum is σ = 1000720800968. Its totient is φ = 1000720800966.

The previous prime is 1000720800949. The next prime is 1000720801001. The reversal of 1000720800967 is 7690080270001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000720800967 - 2²⁷ = 1000586583239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000720800907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500360400483 + 500360400484.

It is an arithmetic number, because the mean of its divisors is an integer number (500360400484).

Almost surely, 2^{1000720800967} is an apocalyptic number.

1000720800967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000720800967 is an equidigital number, since it uses as much as digits as its factorization.

1000720800967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 1000720800967 in words is "one trillion, seven hundred twenty million, eight hundred thousand, nine hundred sixty-seven".