65481303 has 8 divisors (see below), whose sum is σ = 89339008. Its totient is φ = 42638904.

The previous prime is 65481289. The next prime is 65481307. The reversal of 65481303 is 30318456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65481303 - 2⁹ = 65480791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65481307) 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, 253675 + ... + 253932.

It is an arithmetic number, because the mean of its divisors is an integer number (11167376).

Almost surely, 2^65481303 is an apocalyptic number.

65481303 is a deficient number, since it is larger than the sum of its proper divisors (23857705).

65481303 is a wasteful number, since it uses less digits than its factorization.

65481303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507653.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 65481303 is about 8092.0518411587. The cubic root of 65481303 is about 403.0625401938.

Adding to 65481303 its reverse (30318456), we get a palindrome (95799759).

The spelling of 65481303 in words is "sixty-five million, four hundred eighty-one thousand, three hundred three".