5131155013 has 2 divisors, whose sum is σ = 5131155014. Its totient is φ = 5131155012.

The previous prime is 5131154983. The next prime is 5131155023. The reversal of 5131155013 is 3105511315.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4659700644 + 471454369 = 68262^2 + 21713^2 .

It is a cyclic number.

It is not a de Polignac number, because 5131155013 - 2²⁵ = 5097600581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5131155023) 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 as a sum of consecutive naturals, namely, 2565577506 + 2565577507.

It is an arithmetic number, because the mean of its divisors is an integer number (2565577507).

Almost surely, 2^5131155013 is an apocalyptic number.

It is an amenable number.

5131155013 is a deficient number, since it is larger than the sum of its proper divisors (1).

5131155013 is an equidigital number, since it uses as much as digits as its factorization.

5131155013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1125, while the sum is 25.

The square root of 5131155013 is about 71632.0808925721. The cubic root of 5131155013 is about 1724.7985496599.

Adding to 5131155013 its reverse (3105511315), we get a palindrome (8236666328).

The spelling of 5131155013 in words is "five billion, one hundred thirty-one million, one hundred fifty-five thousand, thirteen".