554020045 has 4 divisors (see below), whose sum is σ = 664824060. Its totient is φ = 443216032.

The previous prime is 554020039. The next prime is 554020063. The reversal of 554020045 is 540020455.

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

It can be written as a sum of positive squares in 2 ways, for example, as 62821476 + 491198569 = 7926^2 + 22163^2 .

It is a cyclic number.

It is not a de Polignac number, because 554020045 - 2³ = 554020037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55402000 + ... + 55402009.

It is an arithmetic number, because the mean of its divisors is an integer number (166206015).

Almost surely, 2^554020045 is an apocalyptic number.

It is an amenable number.

554020045 is a deficient number, since it is larger than the sum of its proper divisors (110804015).

554020045 is a wasteful number, since it uses less digits than its factorization.

554020045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110804014.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 554020045 is about 23537.6304032500. The cubic root of 554020045 is about 821.3126136576.

The spelling of 554020045 in words is "five hundred fifty-four million, twenty thousand, forty-five".