65003003 has 8 divisors (see below), whose sum is σ = 71151696. Its totient is φ = 59018400.

The previous prime is 65002997. The next prime is 65003011. The reversal of 65003003 is 30030056.

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 65003003 - 2¹⁴ = 64986619 is a prime.

It is a Duffinian number.

65003003 is a modest number, since divided by 3003 gives 65 as remainder.

It is not an unprimeable number, because it can be changed into a prime (65003033) 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, 40193 + ... + 41778.

It is an arithmetic number, because the mean of its divisors is an integer number (8893962).

Almost surely, 2^65003003 is an apocalyptic number.

65003003 is a deficient number, since it is larger than the sum of its proper divisors (6148693).

65003003 is a wasteful number, since it uses less digits than its factorization.

65003003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82045.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 65003003 is about 8062.4439843015. The cubic root of 65003003 is about 402.0787676812.

Adding to 65003003 its reverse (30030056), we get a palindrome (95033059).

The spelling of 65003003 in words is "sixty-five million, three thousand, three".