1063879689 has 8 divisors (see below), whose sum is σ = 1429335072. Its totient is φ = 703838720.

The previous prime is 1063879657. The next prime is 1063879693. The reversal of 1063879689 is 9869783601.

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 1063879689 - 2⁵ = 1063879657 is a prime.

It is a super-2 number, since 2×1063879689² = 2263679985333473442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1063879699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353144 + ... + 1353929.

It is an arithmetic number, because the mean of its divisors is an integer number (178666884).

Almost surely, 2^1063879689 is an apocalyptic number.

It is an amenable number.

1063879689 is a deficient number, since it is larger than the sum of its proper divisors (365455383).

1063879689 is a wasteful number, since it uses less digits than its factorization.

1063879689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707207.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The square root of 1063879689 is about 32617.1686232880. The cubic root of 1063879689 is about 1020.8552640190.

The spelling of 1063879689 in words is "one billion, sixty-three million, eight hundred seventy-nine thousand, six hundred eighty-nine".