899334169 has 2 divisors, whose sum is σ = 899334170. Its totient is φ = 899334168.

The previous prime is 899334113. The next prime is 899334181. The reversal of 899334169 is 961433998.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 765075600 + 134258569 = 27660^2 + 11587^2 .

It is a cyclic number.

It is not a de Polignac number, because 899334169 - 2¹⁵ = 899301401 is a prime.

It is a super-2 number, since 2×899334169² = 1617603895061841122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (899335169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449667084 + 449667085.

It is an arithmetic number, because the mean of its divisors is an integer number (449667085).

Almost surely, 2^899334169 is an apocalyptic number.

It is an amenable number.

899334169 is a deficient number, since it is larger than the sum of its proper divisors (1).

899334169 is an equidigital number, since it uses as much as digits as its factorization.

899334169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1259712, while the sum is 52.

The square root of 899334169 is about 29988.9007634491. The cubic root of 899334169 is about 965.2512322509.

The spelling of 899334169 in words is "eight hundred ninety-nine million, three hundred thirty-four thousand, one hundred sixty-nine".