554045409 has 12 divisors (see below), whose sum is σ = 801964800. Its totient is φ = 368589624.

The previous prime is 554045357. The next prime is 554045417. The reversal of 554045409 is 904540455.

It is not a de Polignac number, because 554045409 - 2²⁰ = 552996833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (554045449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59949 + ... + 68570.

It is an arithmetic number, because the mean of its divisors is an integer number (66830400).

Almost surely, 2^554045409 is an apocalyptic number.

It is an amenable number.

554045409 is a deficient number, since it is larger than the sum of its proper divisors (247919391).

554045409 is a wasteful number, since it uses less digits than its factorization.

554045409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129004 (or 129001 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 554045409 is about 23538.1691938859. The cubic root of 554045409 is about 821.3251471723.

The spelling of 554045409 in words is "five hundred fifty-four million, forty-five thousand, four hundred nine".