16455117 has 16 divisors (see below), whose sum is σ = 25132160. Its totient is φ = 9381312.

The previous prime is 16455107. The next prime is 16455119. The reversal of 16455117 is 71155461.

It is not a de Polignac number, because 16455117 - 2¹⁰ = 16454093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16455119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14859 + ... + 15927.

It is an arithmetic number, because the mean of its divisors is an integer number (1570760).

Almost surely, 2^16455117 is an apocalyptic number.

It is an amenable number.

16455117 is a deficient number, since it is larger than the sum of its proper divisors (8677043).

16455117 is a wasteful number, since it uses less digits than its factorization.

16455117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812.

The product of its digits is 4200, while the sum is 30.

The square root of 16455117 is about 4056.4907247521. The cubic root of 16455117 is about 254.3511222649.

The spelling of 16455117 in words is "sixteen million, four hundred fifty-five thousand, one hundred seventeen".