999313141 has 2 divisors, whose sum is σ = 999313142. Its totient is φ = 999313140.

The previous prime is 999313129. The next prime is 999313153. The reversal of 999313141 is 141313999.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (999313129) and next prime (999313153).

It can be written as a sum of positive squares in only one way, i.e., 517335025 + 481978116 = 22745^2 + 21954^2 .

It is a cyclic number.

It is not a de Polignac number, because 999313141 - 2¹³ = 999304949 is a prime.

It is equal to p_50814598 and since 999313141 and 50814598 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 999313094 and 999313103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999313121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499656570 + 499656571.

It is an arithmetic number, because the mean of its divisors is an integer number (499656571).

Almost surely, 2^999313141 is an apocalyptic number.

It is an amenable number.

999313141 is a deficient number, since it is larger than the sum of its proper divisors (1).

999313141 is an equidigital number, since it uses as much as digits as its factorization.

999313141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26244, while the sum is 40.

The square root of 999313141 is about 31611.9145418306. The cubic root of 999313141 is about 999.7709945605.

The spelling of 999313141 in words is "nine hundred ninety-nine million, three hundred thirteen thousand, one hundred forty-one".