5051321432137 has 2 divisors, whose sum is σ = 5051321432138. Its totient is φ = 5051321432136.

The previous prime is 5051321432081. The next prime is 5051321432141. The reversal of 5051321432137 is 7312341231505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3895823278656 + 1155498153481 = 1973784^2 + 1074941^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5051321432137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5051321432096 and 5051321432105.

It is not a weakly prime, because it can be changed into another prime (5051321432237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525660716068 + 2525660716069.

It is an arithmetic number, because the mean of its divisors is an integer number (2525660716069).

Almost surely, 2^{5051321432137} is an apocalyptic number.

It is an amenable number.

5051321432137 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051321432137 is an equidigital number, since it uses as much as digits as its factorization.

5051321432137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 5051321432137 in words is "five trillion, fifty-one billion, three hundred twenty-one million, four hundred thirty-two thousand, one hundred thirty-seven".