16554045 has 8 divisors (see below), whose sum is σ = 26486496. Its totient is φ = 8828816.

The previous prime is 16554019. The next prime is 16554053. The reversal of 16554045 is 54045561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16554045 - 2⁶ = 16553981 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551787 + ... + 551816.

It is an arithmetic number, because the mean of its divisors is an integer number (3310812).

Almost surely, 2^16554045 is an apocalyptic number.

16554045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16554045 is a deficient number, since it is larger than the sum of its proper divisors (9932451).

16554045 is a wasteful number, since it uses less digits than its factorization.

16554045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103611.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 16554045 is about 4068.6662433776. Note that the first 3 decimals coincide. The cubic root of 16554045 is about 254.8598229953.

The spelling of 16554045 in words is "sixteen million, five hundred fifty-four thousand, forty-five".