1025663683 has 4 divisors (see below), whose sum is σ = 1118905848. Its totient is φ = 932421520.

The previous prime is 1025663663. The next prime is 1025663693. The reversal of 1025663683 is 3863665201.

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

It is a cyclic number.

It is not a de Polignac number, because 1025663683 - 2²⁹ = 488792771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025663603) 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, 46621066 + ... + 46621087.

It is an arithmetic number, because the mean of its divisors is an integer number (279726462).

Almost surely, 2^1025663683 is an apocalyptic number.

1025663683 is a deficient number, since it is larger than the sum of its proper divisors (93242165).

1025663683 is an equidigital number, since it uses as much as digits as its factorization.

1025663683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93242164.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 1025663683 is about 32025.9844969675. The cubic root of 1025663683 is about 1008.4824063428.

The spelling of 1025663683 in words is "one billion, twenty-five million, six hundred sixty-three thousand, six hundred eighty-three".