5106021013 has 2 divisors, whose sum is σ = 5106021014. Its totient is φ = 5106021012.

The previous prime is 5106020987. The next prime is 5106021017. The reversal of 5106021013 is 3101206015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4621008484 + 485012529 = 67978^2 + 22023^2 .

It is a cyclic number.

It is not a de Polignac number, because 5106021013 - 2²⁹ = 4569150101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5106021017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2553010506 + 2553010507.

It is an arithmetic number, because the mean of its divisors is an integer number (2553010507).

Almost surely, 2^5106021013 is an apocalyptic number.

It is an amenable number.

5106021013 is a deficient number, since it is larger than the sum of its proper divisors (1).

5106021013 is an equidigital number, since it uses as much as digits as its factorization.

5106021013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 5106021013 is about 71456.4273736100. The cubic root of 5106021013 is about 1721.9777382132.

Adding to 5106021013 its reverse (3101206015), we get a palindrome (8207227028).

The spelling of 5106021013 in words is "five billion, one hundred six million, twenty-one thousand, thirteen".