1063993 has 8 divisors (see below), whose sum is σ = 1229312. Its totient is φ = 902016.

The previous prime is 1063987. The next prime is 1063999. The reversal of 1063993 is 3993601.

It is an interprime number because it is at equal distance from previous prime (1063987) and next prime (1063999).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1063993 - 2⁵ = 1063961 is a prime.

It is a super-2 number, since 2×1063993² = 2264162208098, which contains 22 as substring.

It is the 1032-nd Hogben number.

It is not an unprimeable number, because it can be changed into a prime (1063999) by changing a digit.

It is a nontrivial repunit in base 1031.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105 + ... + 1462.

It is an arithmetic number, because the mean of its divisors is an integer number (153664).

2^1063993 is an apocalyptic number.

It is an amenable number.

1063993 is a deficient number, since it is larger than the sum of its proper divisors (165319).

1063993 is an equidigital number, since it uses as much as digits as its factorization.

1063993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671.

The product of its (nonzero) digits is 4374, while the sum is 31.

The square root of 1063993 is about 1031.5003635482. The cubic root of 1063993 is about 102.0891505593.

The spelling of 1063993 in words is "one million, sixty-three thousand, nine hundred ninety-three".