1063429643 has 2 divisors, whose sum is σ = 1063429644. Its totient is φ = 1063429642.

The previous prime is 1063429621. The next prime is 1063429651. The reversal of 1063429643 is 3469243601.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1063429643 - 2⁸ = 1063429387 is a prime.

It is a super-2 number, since 2×1063429643² = 2261765211222214898, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1063429597 and 1063429606.

It is not a weakly prime, because it can be changed into another prime (1063429663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531714821 + 531714822.

It is an arithmetic number, because the mean of its divisors is an integer number (531714822).

Almost surely, 2^1063429643 is an apocalyptic number.

1063429643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063429643 is an equidigital number, since it uses as much as digits as its factorization.

1063429643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 1063429643 is about 32610.2689807981. The cubic root of 1063429643 is about 1020.7112951625.

The spelling of 1063429643 in words is "one billion, sixty-three million, four hundred twenty-nine thousand, six hundred forty-three".