100070071 has 2 divisors, whose sum is σ = 100070072. Its totient is φ = 100070070.

The previous prime is 100070051. The next prime is 100070081. The reversal of 100070071 is 170070001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100070071 - 2⁷ = 100069943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100070021) 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, 50035035 + 50035036.

It is an arithmetic number, because the mean of its divisors is an integer number (50035036).

Almost surely, 2^100070071 is an apocalyptic number.

100070071 is a deficient number, since it is larger than the sum of its proper divisors (1).

100070071 is an equidigital number, since it uses as much as digits as its factorization.

100070071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49, while the sum is 16.

The square root of 100070071 is about 10003.5029364718. The cubic root of 100070071 is about 464.2672716394.

The spelling of 100070071 in words is "one hundred million, seventy thousand, seventy-one".