1016545 has 4 divisors (see below), whose sum is σ = 1219860. Its totient is φ = 813232.

The previous prime is 1016527. The next prime is 1016567. The reversal of 1016545 is 5456101.

1016545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 186624 + 829921 = 432^2 + 911^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016545 - 2⁹ = 1016033 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101650 + ... + 101659.

It is an arithmetic number, because the mean of its divisors is an integer number (304965).

2^1016545 is an apocalyptic number.

It is an amenable number.

1016545 is a deficient number, since it is larger than the sum of its proper divisors (203315).

1016545 is an equidigital number, since it uses as much as digits as its factorization.

1016545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203314.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1016545 is about 1008.2385630395. The cubic root of 1016545 is about 100.5484861295.

The spelling of 1016545 in words is "one million, sixteen thousand, five hundred forty-five".