1069559459 has 2 divisors, whose sum is σ = 1069559460. Its totient is φ = 1069559458.

The previous prime is 1069559453. The next prime is 1069559509. The reversal of 1069559459 is 9549559601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1069559459 - 2¹⁶ = 1069493923 is a prime.

It is a super-2 number, since 2×1069559459² = 2287914872672745362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1069559459.

It is not a weakly prime, because it can be changed into another prime (1069559453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534779729 + 534779730.

It is an arithmetic number, because the mean of its divisors is an integer number (534779730).

Almost surely, 2^1069559459 is an apocalyptic number.

1069559459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1069559459 is an equidigital number, since it uses as much as digits as its factorization.

1069559459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2187000, while the sum is 53.

The square root of 1069559459 is about 32704.1199086598. The cubic root of 1069559459 is about 1022.6687319857.

The spelling of 1069559459 in words is "one billion, sixty-nine million, five hundred fifty-nine thousand, four hundred fifty-nine".