1063660463 has 4 divisors (see below), whose sum is σ = 1100338440. Its totient is φ = 1026982488.

The previous prime is 1063660457. The next prime is 1063660469. The reversal of 1063660463 is 3640663601.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1063660457) and next prime (1063660469).

It is a cyclic number.

It is not a de Polignac number, because 1063660463 - 2⁴ = 1063660447 is a prime.

It is a super-2 number, since 2×1063660463² = 2262747161098748738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063660469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18338945 + ... + 18339002.

It is an arithmetic number, because the mean of its divisors is an integer number (275084610).

Almost surely, 2^1063660463 is an apocalyptic number.

1063660463 is a deficient number, since it is larger than the sum of its proper divisors (36677977).

1063660463 is an equidigital number, since it uses as much as digits as its factorization.

1063660463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36677976.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 1063660463 is about 32613.8078580223. The cubic root of 1063660463 is about 1020.7851391129.

The spelling of 1063660463 in words is "one billion, sixty-three million, six hundred sixty thousand, four hundred sixty-three".