999146852311 has 2 divisors, whose sum is σ = 999146852312. Its totient is φ = 999146852310.

The previous prime is 999146852299. The next prime is 999146852387. The reversal of 999146852311 is 113258641999.

It is a weak prime.

It is an emirp because it is prime and its reverse (113258641999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 999146852311 - 2⁵ = 999146852279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999146852111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499573426155 + 499573426156.

It is an arithmetic number, because the mean of its divisors is an integer number (499573426156).

Almost surely, 2^999146852311 is an apocalyptic number.

999146852311 is a deficient number, since it is larger than the sum of its proper divisors (1).

999146852311 is an equidigital number, since it uses as much as digits as its factorization.

999146852311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 58.

The spelling of 999146852311 in words is "nine hundred ninety-nine billion, one hundred forty-six million, eight hundred fifty-two thousand, three hundred eleven".