1069046449 has 2 divisors, whose sum is σ = 1069046450. Its totient is φ = 1069046448.

The previous prime is 1069046393. The next prime is 1069046453. The reversal of 1069046449 is 9446409601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 856615824 + 212430625 = 29268^2 + 14575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1069046449 is a prime.

It is a super-2 number, since 2×1069046449² = 2285720620239019202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1069046149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534523224 + 534523225.

It is an arithmetic number, because the mean of its divisors is an integer number (534523225).

Almost surely, 2^1069046449 is an apocalyptic number.

It is an amenable number.

1069046449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1069046449 is an equidigital number, since it uses as much as digits as its factorization.

1069046449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 1069046449 is about 32696.2757665151. The cubic root of 1069046449 is about 1022.5051994881.

The spelling of 1069046449 in words is "one billion, sixty-nine million, forty-six thousand, four hundred forty-nine".