3640137103 has 4 divisors (see below), whose sum is σ = 3651767248. Its totient is φ = 3628506960.

The previous prime is 3640137089. The next prime is 3640137107. The reversal of 3640137103 is 3017310463.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3017310463 = 6271 ⋅481153.

It is a cyclic number.

It is not a de Polignac number, because 3640137103 - 2¹³ = 3640128911 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 (3640137107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5814603 + ... + 5815228.

It is an arithmetic number, because the mean of its divisors is an integer number (912941812).

Almost surely, 2^3640137103 is an apocalyptic number.

3640137103 is a deficient number, since it is larger than the sum of its proper divisors (11630145).

3640137103 is a wasteful number, since it uses less digits than its factorization.

3640137103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11630144.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 3640137103 is about 60333.5487353429. The cubic root of 3640137103 is about 1538.2936493261.

Adding to 3640137103 its reverse (3017310463), we get a palindrome (6657447566).

The spelling of 3640137103 in words is "three billion, six hundred forty million, one hundred thirty-seven thousand, one hundred three".