54625849 has 2 divisors, whose sum is σ = 54625850. Its totient is φ = 54625848.

The previous prime is 54625847. The next prime is 54625853. The reversal of 54625849 is 94852645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42771600 + 11854249 = 6540^2 + 3443^2 .

It is a cyclic number.

It is not a de Polignac number, because 54625849 - 2¹ = 54625847 is a prime.

Together with 54625847, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (54625843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27312924 + 27312925.

It is an arithmetic number, because the mean of its divisors is an integer number (27312925).

Almost surely, 2^54625849 is an apocalyptic number.

It is an amenable number.

54625849 is a deficient number, since it is larger than the sum of its proper divisors (1).

54625849 is an equidigital number, since it uses as much as digits as its factorization.

54625849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 43.

The square root of 54625849 is about 7390.9301850308. The cubic root of 54625849 is about 379.4309326162.

It can be divided in two parts, 5462 and 5849, that added together give a palindrome (11311).

The spelling of 54625849 in words is "fifty-four million, six hundred twenty-five thousand, eight hundred forty-nine".