3665424113 has 4 divisors (see below), whose sum is σ = 3947379828. Its totient is φ = 3383468400.

The previous prime is 3665424107. The next prime is 3665424143. The reversal of 3665424113 is 3114245663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3114245663 = 14327 ⋅217369.

It can be written as a sum of positive squares in 2 ways, for example, as 905287744 + 2760136369 = 30088^2 + 52537^2 .

It is not a de Polignac number, because 3665424113 - 2²⁰ = 3664375537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3665424143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140977838 + ... + 140977863.

It is an arithmetic number, because the mean of its divisors is an integer number (986844957).

Almost surely, 2^3665424113 is an apocalyptic number.

It is an amenable number.

3665424113 is a deficient number, since it is larger than the sum of its proper divisors (281955715).

3665424113 is a wasteful number, since it uses less digits than its factorization.

3665424113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281955714.

The product of its digits is 51840, while the sum is 35.

The square root of 3665424113 is about 60542.7461633514. The cubic root of 3665424113 is about 1541.8474641680.

Adding to 3665424113 its reverse (3114245663), we get a palindrome (6779669776).

The spelling of 3665424113 in words is "three billion, six hundred sixty-five million, four hundred twenty-four thousand, one hundred thirteen".