5212243445 has 4 divisors (see below), whose sum is σ = 6254692140. Its totient is φ = 4169794752.

The previous prime is 5212243433. The next prime is 5212243481. The reversal of 5212243445 is 5443422125.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3545726116 + 1666517329 = 59546^2 + 40823^2 .

It is a cyclic number.

It is not a de Polignac number, because 5212243445 - 2¹⁸ = 5211981301 is a prime.

It is a congruent number.

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, 521224340 + ... + 521224349.

It is an arithmetic number, because the mean of its divisors is an integer number (1563673035).

Almost surely, 2^5212243445 is an apocalyptic number.

It is an amenable number.

5212243445 is a deficient number, since it is larger than the sum of its proper divisors (1042448695).

5212243445 is a wasteful number, since it uses less digits than its factorization.

5212243445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042448694.

The product of its digits is 38400, while the sum is 32.

The square root of 5212243445 is about 72195.8686144851. The cubic root of 5212243445 is about 1733.8368565711.

The spelling of 5212243445 in words is "five billion, two hundred twelve million, two hundred forty-three thousand, four hundred forty-five".