1351835930873 has 2 divisors, whose sum is σ = 1351835930874. Its totient is φ = 1351835930872.

The previous prime is 1351835930869. The next prime is 1351835930891. The reversal of 1351835930873 is 3780395381531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 855526952809 + 496308978064 = 924947^2 + 704492^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351835930873 - 2² = 1351835930869 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1351835930273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675917965436 + 675917965437.

It is an arithmetic number, because the mean of its divisors is an integer number (675917965437).

Almost surely, 2^{1351835930873} is an apocalyptic number.

It is an amenable number.

1351835930873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351835930873 is an equidigital number, since it uses as much as digits as its factorization.

1351835930873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 1351835930873 in words is "one trillion, three hundred fifty-one billion, eight hundred thirty-five million, nine hundred thirty thousand, eight hundred seventy-three".