4131305513 has 2 divisors, whose sum is σ = 4131305514. Its totient is φ = 4131305512.

The previous prime is 4131305491. The next prime is 4131305561. The reversal of 4131305513 is 3155031314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3081027049 + 1050278464 = 55507^2 + 32408^2 .

It is a cyclic number.

It is not a de Polignac number, because 4131305513 - 2¹² = 4131301417 is a prime.

It is not a weakly prime, because it can be changed into another prime (4131305573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065652756 + 2065652757.

It is an arithmetic number, because the mean of its divisors is an integer number (2065652757).

Almost surely, 2^4131305513 is an apocalyptic number.

It is an amenable number.

4131305513 is a deficient number, since it is larger than the sum of its proper divisors (1).

4131305513 is an equidigital number, since it uses as much as digits as its factorization.

4131305513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 4131305513 is about 64275.2325005519. The cubic root of 4131305513 is about 1604.5839267235.

Adding to 4131305513 its reverse (3155031314), we get a palindrome (7286336827).

The spelling of 4131305513 in words is "four billion, one hundred thirty-one million, three hundred five thousand, five hundred thirteen".