5243040002 has 4 divisors (see below), whose sum is σ = 7864560006. Its totient is φ = 2621520000.

The previous prime is 5243039993. The next prime is 5243040029. The reversal of 5243040002 is 2000403425.

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

It can be written as a sum of positive squares in only one way, i.e., 5123553241 + 119486761 = 71579^2 + 10931^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310759999 + ... + 1310760002.

Almost surely, 2^5243040002 is an apocalyptic number.

5243040002 is a deficient number, since it is larger than the sum of its proper divisors (2621520004).

5243040002 is a wasteful number, since it uses less digits than its factorization.

5243040002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621520003.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 5243040002 is about 72408.8392532293. The cubic root of 5243040002 is about 1737.2449466516.

Adding to 5243040002 its reverse (2000403425), we get a palindrome (7243443427).

The spelling of 5243040002 in words is "five billion, two hundred forty-three million, forty thousand, two".