1063442687 has 2 divisors, whose sum is σ = 1063442688. Its totient is φ = 1063442686.

The previous prime is 1063442671. The next prime is 1063442767. The reversal of 1063442687 is 7862443601.

It is a weak prime.

It is an emirp because it is prime and its reverse (7862443601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1063442687 - 2⁴ = 1063442671 is a prime.

It is a super-2 number, since 2×1063442687² = 2261820697067559938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1063442617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531721343 + 531721344.

It is an arithmetic number, because the mean of its divisors is an integer number (531721344).

Almost surely, 2^1063442687 is an apocalyptic number.

1063442687 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063442687 is an equidigital number, since it uses as much as digits as its factorization.

1063442687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 1063442687 is about 32610.4689785351. The cubic root of 1063442687 is about 1020.7154684847.

The spelling of 1063442687 in words is "one billion, sixty-three million, four hundred forty-two thousand, six hundred eighty-seven".