1016045 has 4 divisors (see below), whose sum is σ = 1219260. Its totient is φ = 812832.

The previous prime is 1016033. The next prime is 1016051. The reversal of 1016045 is 5406101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5406101 = 97 ⋅55733.

It can be written as a sum of positive squares in 2 ways, for example, as 669124 + 346921 = 818^2 + 589^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016045 - 2⁶ = 1015981 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101600 + ... + 101609.

It is an arithmetic number, because the mean of its divisors is an integer number (304815).

2^1016045 is an apocalyptic number.

It is an amenable number.

1016045 is a deficient number, since it is larger than the sum of its proper divisors (203215).

1016045 is an equidigital number, since it uses as much as digits as its factorization.

1016045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203214.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1016045 is about 1007.9905753528. The cubic root of 1016045 is about 100.5319980947.

The spelling of 1016045 in words is "one million, sixteen thousand, forty-five".