5243207323 has 4 divisors (see below), whose sum is σ = 5244689080. Its totient is φ = 5241725568.

The previous prime is 5243207239. The next prime is 5243207329. The reversal of 5243207323 is 3237023425.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5243207323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5243207329) 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, 735558 + ... + 742651.

It is an arithmetic number, because the mean of its divisors is an integer number (1311172270).

Almost surely, 2^5243207323 is an apocalyptic number.

5243207323 is a deficient number, since it is larger than the sum of its proper divisors (1481757).

5243207323 is a wasteful number, since it uses less digits than its factorization.

5243207323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481756.

The product of its (nonzero) digits is 30240, while the sum is 31.

The square root of 5243207323 is about 72409.9946347188. The cubic root of 5243207323 is about 1737.2634266727.

The spelling of 5243207323 in words is "five billion, two hundred forty-three million, two hundred seven thousand, three hundred twenty-three".