54905959 has 2 divisors, whose sum is σ = 54905960. Its totient is φ = 54905958.

The previous prime is 54905957. The next prime is 54905987. The reversal of 54905959 is 95950945.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54905959 - 2¹ = 54905957 is a prime.

Together with 54905957, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54905957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27452979 + 27452980.

It is an arithmetic number, because the mean of its divisors is an integer number (27452980).

Almost surely, 2^54905959 is an apocalyptic number.

54905959 is a deficient number, since it is larger than the sum of its proper divisors (1).

54905959 is an equidigital number, since it uses as much as digits as its factorization.

54905959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 364500, while the sum is 46.

The square root of 54905959 is about 7409.8555316551. The cubic root of 54905959 is about 380.0783748775.

It can be divided in two parts, 5490 and 5959, that added together give a square (11449 = 107²).

The spelling of 54905959 in words is "fifty-four million, nine hundred five thousand, nine hundred fifty-nine".