2016155 has 8 divisors (see below), whose sum is σ = 2430000. Its totient is φ = 1605856.

The previous prime is 2016139. The next prime is 2016181. The reversal of 2016155 is 5516102.

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 2016155 - 2⁴ = 2016139 is a prime.

It is a plaindrome in base 13.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596 + ... + 2094.

It is an arithmetic number, because the mean of its divisors is an integer number (303750).

2^2016155 is an apocalyptic number.

2016155 is a deficient number, since it is larger than the sum of its proper divisors (413845).

2016155 is a wasteful number, since it uses less digits than its factorization.

2016155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 2016155 is about 1419.9137297737. The cubic root of 2016155 is about 126.3304294222.

The spelling of 2016155 in words is "two million, sixteen thousand, one hundred fifty-five".