4013540513 has 4 divisors (see below), whose sum is σ = 4098935040. Its totient is φ = 3928145988.

The previous prime is 4013540497. The next prime is 4013540527. The reversal of 4013540513 is 3150453104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4013540513 - 2⁴ = 4013540497 is a prime.

It is a super-2 number, since 2×4013540513² = 32217014898984606338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4013540543) 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, 42697193 + ... + 42697286.

It is an arithmetic number, because the mean of its divisors is an integer number (1024733760).

Almost surely, 2^4013540513 is an apocalyptic number.

It is an amenable number.

4013540513 is a deficient number, since it is larger than the sum of its proper divisors (85394527).

4013540513 is an equidigital number, since it uses as much as digits as its factorization.

4013540513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85394526.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 4013540513 is about 63352.5099187080. The cubic root of 4013540513 is about 1589.1902200116.

Adding to 4013540513 its reverse (3150453104), we get a palindrome (7163993617).

The spelling of 4013540513 in words is "four billion, thirteen million, five hundred forty thousand, five hundred thirteen".