54515339 has 2 divisors, whose sum is σ = 54515340. Its totient is φ = 54515338.

The previous prime is 54515317. The next prime is 54515341. The reversal of 54515339 is 93351545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54515339 - 2¹² = 54511243 is a prime.

It is a Sophie Germain prime.

Together with 54515341, 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 = 54515299 and 54515308.

It is not a weakly prime, because it can be changed into another prime (54515309) 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, 27257669 + 27257670.

It is an arithmetic number, because the mean of its divisors is an integer number (27257670).

Almost surely, 2^54515339 is an apocalyptic number.

54515339 is a deficient number, since it is larger than the sum of its proper divisors (1).

54515339 is an equidigital number, since it uses as much as digits as its factorization.

54515339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40500, while the sum is 35.

The square root of 54515339 is about 7383.4503451977. The cubic root of 54515339 is about 379.1748925371.

The spelling of 54515339 in words is "fifty-four million, five hundred fifteen thousand, three hundred thirty-nine".