1002065 has 8 divisors (see below), whose sum is σ = 1273320. Its totient is φ = 754432.

The previous prime is 1002061. The next prime is 1002073. The reversal of 1002065 is 5602001.

1002065 = T₃₅₈ + T₃₅₉ + ... + T₃₇₂.

1002065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 25921 + 976144 = 161^2 + 988^2 .

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 1002065 - 2² = 1002061 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1002061) 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, 5810 + ... + 5979.

It is an arithmetic number, because the mean of its divisors is an integer number (159165).

2^1002065 is an apocalyptic number.

It is an amenable number.

1002065 is a deficient number, since it is larger than the sum of its proper divisors (271255).

1002065 is a wasteful number, since it uses less digits than its factorization.

1002065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11811.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 1002065 is about 1001.0319675215. The cubic root of 1002065 is about 100.0687860073.

Adding to 1002065 its reverse (5602001), we get a palindrome (6604066).

The spelling of 1002065 in words is "one million, two thousand, sixty-five".