992943169 has 2 divisors, whose sum is σ = 992943170. Its totient is φ = 992943168.

The previous prime is 992943101. The next prime is 992943227. The reversal of 992943169 is 961349299.

992943169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 745290000 + 247653169 = 27300^2 + 15737^2 .

It is a cyclic number.

It is not a de Polignac number, because 992943169 - 2²³ = 984554561 is a prime.

It is a super-2 number, since 2×992943169² = 1971872273727525122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (992973169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496471584 + 496471585.

It is an arithmetic number, because the mean of its divisors is an integer number (496471585).

Almost surely, 2^992943169 is an apocalyptic number.

It is an amenable number.

992943169 is a deficient number, since it is larger than the sum of its proper divisors (1).

992943169 is an equidigital number, since it uses as much as digits as its factorization.

992943169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 944784, while the sum is 52.

The square root of 992943169 is about 31511.0007616388. Note that the first 3 decimals coincide. The cubic root of 992943169 is about 997.6421679976.

The spelling of 992943169 in words is "nine hundred ninety-two million, nine hundred forty-three thousand, one hundred sixty-nine".