2047650013 has 4 divisors (see below), whose sum is σ = 2081218108. Its totient is φ = 2014081920.

The previous prime is 2047649939. The next prime is 2047650023. The reversal of 2047650013 is 3100567402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 951907609 + 1095742404 = 30853^2 + 33102^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2047650013 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 (2047650023) 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, 16783956 + ... + 16784077.

It is an arithmetic number, because the mean of its divisors is an integer number (520304527).

Almost surely, 2^2047650013 is an apocalyptic number.

It is an amenable number.

2047650013 is a deficient number, since it is larger than the sum of its proper divisors (33568095).

2047650013 is an equidigital number, since it uses as much as digits as its factorization.

2047650013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33568094.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2047650013 is about 45250.9669841430. The cubic root of 2047650013 is about 1269.8484976446.

The spelling of 2047650013 in words is "two billion, forty-seven million, six hundred fifty thousand, thirteen".