54841939 has 2 divisors, whose sum is σ = 54841940. Its totient is φ = 54841938.

The previous prime is 54841937. The next prime is 54841973. The reversal of 54841939 is 93914845.

It is a happy number.

54841939 is nontrivially palindromic in base 8.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54841939 - 2¹ = 54841937 is a prime.

Together with 54841937, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 54841895 and 54841904.

It is not a weakly prime, because it can be changed into another prime (54841937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27420969 + 27420970.

It is an arithmetic number, because the mean of its divisors is an integer number (27420970).

Almost surely, 2^54841939 is an apocalyptic number.

54841939 is a deficient number, since it is larger than the sum of its proper divisors (1).

54841939 is an equidigital number, since it uses as much as digits as its factorization.

54841939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 43.

The square root of 54841939 is about 7405.5343493903. The cubic root of 54841939 is about 379.9305944340.

The spelling of 54841939 in words is "fifty-four million, eight hundred forty-one thousand, nine hundred thirty-nine".