6540024223 has 2 divisors, whose sum is σ = 6540024224. Its totient is φ = 6540024222.

The previous prime is 6540024209. The next prime is 6540024247. The reversal of 6540024223 is 3224200456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6540024223 - 2²⁹ = 6003153311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6540024191 and 6540024200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6540024823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3270012111 + 3270012112.

It is an arithmetic number, because the mean of its divisors is an integer number (3270012112).

Almost surely, 2^6540024223 is an apocalyptic number.

6540024223 is a deficient number, since it is larger than the sum of its proper divisors (1).

6540024223 is an equidigital number, since it uses as much as digits as its factorization.

6540024223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 6540024223 is about 80870.4162410458. The cubic root of 6540024223 is about 1870.0782777722.

Adding to 6540024223 its reverse (3224200456), we get a palindrome (9764224679).

The spelling of 6540024223 in words is "six billion, five hundred forty million, twenty-four thousand, two hundred twenty-three".