16416145 has 8 divisors (see below), whose sum is σ = 19789056. Its totient is φ = 13073136.

The previous prime is 16416131. The next prime is 16416149. The reversal of 16416145 is 54161461.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16416145 is a prime.

It is a super-2 number, since 2×16416145² = 538979633322050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16416149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6247 + ... + 8476.

It is an arithmetic number, because the mean of its divisors is an integer number (2473632).

Almost surely, 2^16416145 is an apocalyptic number.

It is an amenable number.

16416145 is a deficient number, since it is larger than the sum of its proper divisors (3372911).

16416145 is a wasteful number, since it uses less digits than its factorization.

16416145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14951.

The product of its digits is 2880, while the sum is 28.

The square root of 16416145 is about 4051.6842177050. The cubic root of 16416145 is about 254.1501633406.

It can be divided in two parts, 16416 and 145, that added together give a palindrome (16561).

The spelling of 16416145 in words is "sixteen million, four hundred sixteen thousand, one hundred forty-five".