1016245 has 4 divisors (see below), whose sum is σ = 1219500. Its totient is φ = 812992.

The previous prime is 1016237. The next prime is 1016263. The reversal of 1016245 is 5426101.

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 128881 + 887364 = 359^2 + 942^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016245 - 2³ = 1016237 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, 101620 + ... + 101629.

It is an arithmetic number, because the mean of its divisors is an integer number (304875).

2^1016245 is an apocalyptic number.

It is an amenable number.

1016245 is a deficient number, since it is larger than the sum of its proper divisors (203255).

1016245 is an equidigital number, since it uses as much as digits as its factorization.

1016245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203254.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1016245 is about 1008.0897777480. The cubic root of 1016245 is about 100.5385939576.

The spelling of 1016245 in words is "one million, sixteen thousand, two hundred forty-five".