1065994463 has 2 divisors, whose sum is σ = 1065994464. Its totient is φ = 1065994462.

The previous prime is 1065994417. The next prime is 1065994507. The reversal of 1065994463 is 3644995601.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1065994463 - 2¹⁸ = 1065732319 is a prime.

It is a super-2 number, since 2×1065994463² = 2272688390293316738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1065994763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532997231 + 532997232.

It is an arithmetic number, because the mean of its divisors is an integer number (532997232).

Almost surely, 2^1065994463 is an apocalyptic number.

1065994463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065994463 is an equidigital number, since it uses as much as digits as its factorization.

1065994463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 47.

The square root of 1065994463 is about 32649.5706403622. The cubic root of 1065994463 is about 1021.5312330850.

The spelling of 1065994463 in words is "one billion, sixty-five million, nine hundred ninety-four thousand, four hundred sixty-three".