5213131443 has 24 divisors (see below), whose sum is σ = 8115668288. Its totient is φ = 3205567872.

The previous prime is 5213131439. The next prime is 5213131453. The reversal of 5213131443 is 3441313125.

It is a happy number.

5213131443 is a `hidden beast` number, since 5 + 213 + 1 + 3 + 1 + 443 = 666.

It is not a de Polignac number, because 5213131443 - 2² = 5213131439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5213131423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138471 + ... + 172047.

Almost surely, 2^5213131443 is an apocalyptic number.

5213131443 is a deficient number, since it is larger than the sum of its proper divisors (2902536845).

5213131443 is a wasteful number, since it uses less digits than its factorization.

5213131443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34923 (or 34920 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 5213131443 is about 72202.0182751147. The cubic root of 5213131443 is about 1733.9353142538.

Adding to 5213131443 its reverse (3441313125), we get a palindrome (8654444568).

The spelling of 5213131443 in words is "five billion, two hundred thirteen million, one hundred thirty-one thousand, four hundred forty-three".