2036040013 has 6 divisors (see below), whose sum is σ = 2368454766. Its totient is φ = 1745177112.

The previous prime is 2036039987. The next prime is 2036040023. The reversal of 2036040013 is 3100406302.

It can be written as a sum of positive squares in only one way, i.e., 1049954409 + 986085604 = 32403^2 + 31402^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2036040013 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 (2036040023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20775870 + ... + 20775967.

It is an arithmetic number, because the mean of its divisors is an integer number (394742461).

Almost surely, 2^2036040013 is an apocalyptic number.

It is an amenable number.

2036040013 is a deficient number, since it is larger than the sum of its proper divisors (332414753).

2036040013 is an equidigital number, since it uses as much as digits as its factorization.

2036040013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41551851 (or 41551844 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2036040013 is about 45122.5000747964. The cubic root of 2036040013 is about 1267.4439700473.

Adding to 2036040013 its reverse (3100406302), we get a palindrome (5136446315).

The spelling of 2036040013 in words is "two billion, thirty-six million, forty thousand, thirteen".