65000003 has 8 divisors (see below), whose sum is σ = 66823776. Its totient is φ = 63201600.

The previous prime is 64999981. The next prime is 65000011. The reversal of 65000003 is 30000056.

It is a happy number.

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 65000003 - 2⁶ = 64999939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65000063) 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, 1088 + ... + 11453.

It is an arithmetic number, because the mean of its divisors is an integer number (8352972).

Almost surely, 2^65000003 is an apocalyptic number.

65000003 is a deficient number, since it is larger than the sum of its proper divisors (1823773).

65000003 is a wasteful number, since it uses less digits than its factorization.

65000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12685.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 65000003 is about 8062.2579343506. The cubic root of 65000003 is about 402.0725820446.

Adding to 65000003 its reverse (30000056), we get a palindrome (95000059).

The spelling of 65000003 in words is "sixty-five million, three", and thus it is an aban number and an uban number.