5540223239 has 2 divisors, whose sum is σ = 5540223240. Its totient is φ = 5540223238.

The previous prime is 5540223229. The next prime is 5540223259. The reversal of 5540223239 is 9323220455.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5540223239 is a prime.

It is a super-2 number, since 2×5540223239² = 61388147075911302242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5540223199 and 5540223208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5540223229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770111619 + 2770111620.

It is an arithmetic number, because the mean of its divisors is an integer number (2770111620).

Almost surely, 2^5540223239 is an apocalyptic number.

5540223239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5540223239 is an equidigital number, since it uses as much as digits as its factorization.

5540223239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 5540223239 is about 74432.6758823032. The cubic root of 5540223239 is about 1769.4668123865.

The spelling of 5540223239 in words is "five billion, five hundred forty million, two hundred twenty-three thousand, two hundred thirty-nine".