5121335403337 has 2 divisors, whose sum is σ = 5121335403338. Its totient is φ = 5121335403336.

The previous prime is 5121335403329. The next prime is 5121335403391. The reversal of 5121335403337 is 7333045331215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4430734514761 + 690600888576 = 2104931^2 + 831024^2 .

It is a cyclic number.

It is not a de Polignac number, because 5121335403337 - 2³ = 5121335403329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5121335403337.

It is not a weakly prime, because it can be changed into another prime (5121335433337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560667701668 + 2560667701669.

It is an arithmetic number, because the mean of its divisors is an integer number (2560667701669).

Almost surely, 2^{5121335403337} is an apocalyptic number.

It is an amenable number.

5121335403337 is a deficient number, since it is larger than the sum of its proper divisors (1).

5121335403337 is an equidigital number, since it uses as much as digits as its factorization.

5121335403337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 40.

The spelling of 5121335403337 in words is "five trillion, one hundred twenty-one billion, three hundred thirty-five million, four hundred three thousand, three hundred thirty-seven".