2143563602 has 8 divisors (see below), whose sum is σ = 3247180812. Its totient is φ = 1061170000.

The previous prime is 2143563581. The next prime is 2143563647. The reversal of 2143563602 is 2063653412.

It can be written as a sum of positive squares in 2 ways, for example, as 2044938841 + 98624761 = 45221^2 + 9931^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5305649 + ... + 5306052.

Almost surely, 2^2143563602 is an apocalyptic number.

2143563602 is a deficient number, since it is larger than the sum of its proper divisors (1103617210).

2143563602 is a wasteful number, since it uses less digits than its factorization.

2143563602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10611804.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 2143563602 is about 46298.6349906776. The cubic root of 2143563602 is about 1289.3736522244.

The spelling of 2143563602 in words is "two billion, one hundred forty-three million, five hundred sixty-three thousand, six hundred two".