65435013 has 16 divisors (see below), whose sum is σ = 110789760. Its totient is φ = 37391328.

The previous prime is 65435011. The next prime is 65435033. The reversal of 65435013 is 31053456.

65435013 is a `hidden beast` number, since 654 + 3 + 5 + 0 + 1 + 3 = 666.

It is not a de Polignac number, because 65435013 - 2¹ = 65435011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65435011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172920 + ... + 173297.

It is an arithmetic number, because the mean of its divisors is an integer number (6924360).

Almost surely, 2^65435013 is an apocalyptic number.

65435013 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

65435013 is a deficient number, since it is larger than the sum of its proper divisors (45354747).

65435013 is a wasteful number, since it uses less digits than its factorization.

65435013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346233 (or 346227 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 65435013 is about 8089.1911214905. The cubic root of 65435013 is about 402.9675402352.

Adding to 65435013 its reverse (31053456), we get a palindrome (96488469).

The spelling of 65435013 in words is "sixty-five million, four hundred thirty-five thousand, thirteen".