999350329 has 2 divisors, whose sum is σ = 999350330. Its totient is φ = 999350328.

The previous prime is 999350273. The next prime is 999350371. The reversal of 999350329 is 923053999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 984704400 + 14645929 = 31380^2 + 3827^2 .

It is a cyclic number.

It is not a de Polignac number, because 999350329 - 2¹⁷ = 999219257 is a prime.

It is not a weakly prime, because it can be changed into another prime (999351329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499675164 + 499675165.

It is an arithmetic number, because the mean of its divisors is an integer number (499675165).

Almost surely, 2^999350329 is an apocalyptic number.

It is an amenable number.

999350329 is a deficient number, since it is larger than the sum of its proper divisors (1).

999350329 is an equidigital number, since it uses as much as digits as its factorization.

999350329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 590490, while the sum is 49.

The square root of 999350329 is about 31612.5027323051. The cubic root of 999350329 is about 999.7833960861.

The spelling of 999350329 in words is "nine hundred ninety-nine million, three hundred fifty thousand, three hundred twenty-nine".