999076213207 has 2 divisors, whose sum is σ = 999076213208. Its totient is φ = 999076213206.

The previous prime is 999076213189. The next prime is 999076213273. The reversal of 999076213207 is 702312670999.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999076213207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999076213277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499538106603 + 499538106604.

It is an arithmetic number, because the mean of its divisors is an integer number (499538106604).

Almost surely, 2^999076213207 is an apocalyptic number.

999076213207 is a deficient number, since it is larger than the sum of its proper divisors (1).

999076213207 is an equidigital number, since it uses as much as digits as its factorization.

999076213207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2571912, while the sum is 55.

The spelling of 999076213207 in words is "nine hundred ninety-nine billion, seventy-six million, two hundred thirteen thousand, two hundred seven".