54512039 has 2 divisors, whose sum is σ = 54512040. Its totient is φ = 54512038.

The previous prime is 54512027. The next prime is 54512041. The reversal of 54512039 is 93021545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54512039 - 2⁸ = 54511783 is a prime.

Together with 54512041, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54512069) 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, 27256019 + 27256020.

It is an arithmetic number, because the mean of its divisors is an integer number (27256020).

Almost surely, 2^54512039 is an apocalyptic number.

54512039 is a deficient number, since it is larger than the sum of its proper divisors (1).

54512039 is an equidigital number, since it uses as much as digits as its factorization.

54512039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 54512039 is about 7383.2268690594. The cubic root of 54512039 is about 379.1672414649.

The spelling of 54512039 in words is "fifty-four million, five hundred twelve thousand, thirty-nine".