554051819 has 4 divisors (see below), whose sum is σ = 567565320. Its totient is φ = 540538320.

The previous prime is 554051783. The next prime is 554051863. The reversal of 554051819 is 918150455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 554051819 - 2¹⁶ = 553986283 is a prime.

It is a super-2 number, since 2×554051819² = 613946836274417522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554056819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6756689 + ... + 6756770.

It is an arithmetic number, because the mean of its divisors is an integer number (141891330).

Almost surely, 2^554051819 is an apocalyptic number.

554051819 is a deficient number, since it is larger than the sum of its proper divisors (13513501).

554051819 is a wasteful number, since it uses less digits than its factorization.

554051819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13513500.

The product of its (nonzero) digits is 36000, while the sum is 38.

The square root of 554051819 is about 23538.3053553139. The cubic root of 554051819 is about 821.3283145865.

The spelling of 554051819 in words is "five hundred fifty-four million, fifty-one thousand, eight hundred nineteen".