5121402413 has 2 divisors, whose sum is σ = 5121402414. Its totient is φ = 5121402412.

The previous prime is 5121402401. The next prime is 5121402431. The reversal of 5121402413 is 3142041215.

Together with next prime (5121402431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5037166729 + 84235684 = 70973^2 + 9178^2 .

It is a cyclic number.

It is not a de Polignac number, because 5121402413 - 2²⁰ = 5120353837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5121402463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560701206 + 2560701207.

It is an arithmetic number, because the mean of its divisors is an integer number (2560701207).

Almost surely, 2^5121402413 is an apocalyptic number.

It is an amenable number.

5121402413 is a deficient number, since it is larger than the sum of its proper divisors (1).

5121402413 is an equidigital number, since it uses as much as digits as its factorization.

5121402413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 5121402413 is about 71563.9742677836. The cubic root of 5121402413 is about 1723.7051026190.

Adding to 5121402413 its reverse (3142041215), we get a palindrome (8263443628).

The spelling of 5121402413 in words is "five billion, one hundred twenty-one million, four hundred two thousand, four hundred thirteen".