53939 has 2 divisors, whose sum is σ = 53940. Its totient is φ = 53938.

The previous prime is 53927. The next prime is 53951. The reversal of 53939 is 93935.

It is a balanced prime because it is at equal distance from previous prime (53927) and next prime (53951).

It is a cyclic number.

It is not a de Polignac number, because 53939 - 2⁴ = 53923 is a prime.

It is not a weakly prime, because it can be changed into another prime (53959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26969 + 26970.

It is an arithmetic number, because the mean of its divisors is an integer number (26970).

2⁵³⁹³⁹ is an apocalyptic number.

53939 is a deficient number, since it is larger than the sum of its proper divisors (1).

53939 is an equidigital number, since it uses as much as digits as its factorization.

53939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3645, while the sum is 29.

The square root of 53939 is about 232.2477125829. The cubic root of 53939 is about 37.7833936929.

The spelling of 53939 in words is "fifty-three thousand, nine hundred thirty-nine".