16554063 has 4 divisors (see below), whose sum is σ = 22072088. Its totient is φ = 11036040.

The previous prime is 16554061. The next prime is 16554067. The reversal of 16554063 is 36045561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36045561 = 3 ⋅12015187.

It is not a de Polignac number, because 16554063 - 2¹ = 16554061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16554063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16554061) 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, 2759008 + ... + 2759013.

It is an arithmetic number, because the mean of its divisors is an integer number (5518022).

Almost surely, 2^16554063 is an apocalyptic number.

16554063 is a deficient number, since it is larger than the sum of its proper divisors (5518025).

16554063 is an equidigital number, since it uses as much as digits as its factorization.

16554063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518024.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 16554063 is about 4068.6684554041. The cubic root of 16554063 is about 254.8599153690.

The spelling of 16554063 in words is "sixteen million, five hundred fifty-four thousand, sixty-three".