4540040039 has 2 divisors, whose sum is σ = 4540040040. Its totient is φ = 4540040038.

The previous prime is 4540039979. The next prime is 4540040041. The reversal of 4540040039 is 9300400454.

4540040039 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4540040039 - 2⁸ = 4540039783 is a prime.

It is a super-2 number, since 2×4540040039² = 41223927111446243042, which contains 22 as substring.

Together with 4540040041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4540039993 and 4540040020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4540040339) 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 as a sum of consecutive naturals, namely, 2270020019 + 2270020020.

It is an arithmetic number, because the mean of its divisors is an integer number (2270020020).

Almost surely, 2^4540040039 is an apocalyptic number.

4540040039 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540040039 is an equidigital number, since it uses as much as digits as its factorization.

4540040039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 4540040039 is about 67379.8192265310. The cubic root of 4540040039 is about 1655.8458133135.

The spelling of 4540040039 in words is "four billion, five hundred forty million, forty thousand, thirty-nine".