5213454543 has 64 divisors (see below), whose sum is σ = 8723496960. Its totient is φ = 3048645600.

The previous prime is 5213454473. The next prime is 5213454559. The reversal of 5213454543 is 3454543125.

5213454543 is a `hidden beast` number, since 52 + 13 + 4 + 54 + 543 = 666.

It is not a de Polignac number, because 5213454543 - 2⁸ = 5213454287 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5213454498 and 5213454507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213454563) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4262230 + ... + 4263452.

It is an arithmetic number, because the mean of its divisors is an integer number (136304640).

Almost surely, 2^5213454543 is an apocalyptic number.

5213454543 is a deficient number, since it is larger than the sum of its proper divisors (3510042417).

5213454543 is a wasteful number, since it uses less digits than its factorization.

5213454543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737 (or 1731 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 5213454543 is about 72204.2557125271. The cubic root of 5213454543 is about 1733.9711355212.

Adding to 5213454543 its reverse (3454543125), we get a palindrome (8667997668).

The spelling of 5213454543 in words is "five billion, two hundred thirteen million, four hundred fifty-four thousand, five hundred forty-three".