54871339 has 2 divisors, whose sum is σ = 54871340. Its totient is φ = 54871338.

The previous prime is 54871337. The next prime is 54871403. The reversal of 54871339 is 93317845.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54871339 - 2¹ = 54871337 is a prime.

Together with 54871337, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (54871337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27435669 + 27435670.

It is an arithmetic number, because the mean of its divisors is an integer number (27435670).

Almost surely, 2^54871339 is an apocalyptic number.

54871339 is a deficient number, since it is larger than the sum of its proper divisors (1).

54871339 is an equidigital number, since it uses as much as digits as its factorization.

54871339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 54871339 is about 7407.5190853618. The cubic root of 54871339 is about 379.9984741398.

The spelling of 54871339 in words is "fifty-four million, eight hundred seventy-one thousand, three hundred thirty-nine".