2554804919 has 2 divisors, whose sum is σ = 2554804920. Its totient is φ = 2554804918.

The previous prime is 2554804877. The next prime is 2554804921. The reversal of 2554804919 is 9194084552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2554804919 is a prime.

It is a super-2 number, since 2×2554804919² = 13054056348293193122, which contains 22 as substring.

Together with 2554804921, 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 (2554804979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277402459 + 1277402460.

It is an arithmetic number, because the mean of its divisors is an integer number (1277402460).

Almost surely, 2^2554804919 is an apocalyptic number.

2554804919 is a deficient number, since it is larger than the sum of its proper divisors (1).

2554804919 is an equidigital number, since it uses as much as digits as its factorization.

2554804919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 47.

The square root of 2554804919 is about 50545.0780887714. The cubic root of 2554804919 is about 1367.0547698945.

The spelling of 2554804919 in words is "two billion, five hundred fifty-four million, eight hundred four thousand, nine hundred nineteen".