999950071 has 2 divisors, whose sum is σ = 999950072. Its totient is φ = 999950070.

The previous prime is 999950033. The next prime is 999950111. The reversal of 999950071 is 170059999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 999950071 - 2¹³ = 999941879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 999949997 and 999950024.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999950671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499975035 + 499975036.

It is an arithmetic number, because the mean of its divisors is an integer number (499975036).

Almost surely, 2^999950071 is an apocalyptic number.

999950071 is a deficient number, since it is larger than the sum of its proper divisors (1).

999950071 is an equidigital number, since it uses as much as digits as its factorization.

999950071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 229635, while the sum is 49.

The square root of 999950071 is about 31621.9871450230. The cubic root of 999950071 is about 999.9833567230.

The spelling of 999950071 in words is "nine hundred ninety-nine million, nine hundred fifty thousand, seventy-one".