408455543 has 4 divisors (see below), whose sum is σ = 419494920. Its totient is φ = 397416168.

The previous prime is 408455539. The next prime is 408455561. The reversal of 408455543 is 345554804.

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 408455543 - 2² = 408455539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 408455497 and 408455506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408455503) 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, 5519633 + ... + 5519706.

It is an arithmetic number, because the mean of its divisors is an integer number (104873730).

Almost surely, 2^408455543 is an apocalyptic number.

408455543 is a deficient number, since it is larger than the sum of its proper divisors (11039377).

408455543 is a wasteful number, since it uses less digits than its factorization.

408455543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11039376.

The product of its (nonzero) digits is 192000, while the sum is 38.

The square root of 408455543 is about 20210.2831004417. The cubic root of 408455543 is about 741.9618886371.

The spelling of 408455543 in words is "four hundred eight million, four hundred fifty-five thousand, five hundred forty-three".