54849479 has 2 divisors, whose sum is σ = 54849480. Its totient is φ = 54849478.

The previous prime is 54849437. The next prime is 54849481. The reversal of 54849479 is 97494845.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54849479 - 2¹⁶ = 54783943 is a prime.

Together with 54849481, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54839479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27424739 + 27424740.

It is an arithmetic number, because the mean of its divisors is an integer number (27424740).

Almost surely, 2^54849479 is an apocalyptic number.

54849479 is a deficient number, since it is larger than the sum of its proper divisors (1).

54849479 is an equidigital number, since it uses as much as digits as its factorization.

54849479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 50.

The square root of 54849479 is about 7406.0434106208. The cubic root of 54849479 is about 379.9480053514.

It can be divided in two parts, 5 and 4849479, that added together give a palindrome (4849484).

The spelling of 54849479 in words is "fifty-four million, eight hundred forty-nine thousand, four hundred seventy-nine".