1351705426139 has 2 divisors, whose sum is σ = 1351705426140. Its totient is φ = 1351705426138.

The previous prime is 1351705426129. The next prime is 1351705426153. The reversal of 1351705426139 is 9316245071531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1351705426139 - 2¹² = 1351705422043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1351705426093 and 1351705426102.

It is not a weakly prime, because it can be changed into another prime (1351705426129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675852713069 + 675852713070.

It is an arithmetic number, because the mean of its divisors is an integer number (675852713070).

Almost surely, 2^{1351705426139} is an apocalyptic number.

1351705426139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351705426139 is an equidigital number, since it uses as much as digits as its factorization.

1351705426139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 1351705426139 in words is "one trillion, three hundred fifty-one billion, seven hundred five million, four hundred twenty-six thousand, one hundred thirty-nine".