1063853369 has 2 divisors, whose sum is σ = 1063853370. Its totient is φ = 1063853368.

The previous prime is 1063853333. The next prime is 1063853449. The reversal of 1063853369 is 9633583601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 739132969 + 324720400 = 27187^2 + 18020^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063853369 - 2¹⁶ = 1063787833 is a prime.

It is a super-2 number, since 2×1063853369² = 2263567981465300322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1063859369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531926684 + 531926685.

It is an arithmetic number, because the mean of its divisors is an integer number (531926685).

Almost surely, 2^1063853369 is an apocalyptic number.

It is an amenable number.

1063853369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063853369 is an equidigital number, since it uses as much as digits as its factorization.

1063853369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 44.

The square root of 1063853369 is about 32616.7651522955. The cubic root of 1063853369 is about 1020.8468454192.

The spelling of 1063853369 in words is "one billion, sixty-three million, eight hundred fifty-three thousand, three hundred sixty-nine".