1351036071409 has 2 divisors, whose sum is σ = 1351036071410. Its totient is φ = 1351036071408.

The previous prime is 1351036071397. The next prime is 1351036071449. The reversal of 1351036071409 is 9041706301531.

It is an a-pointer prime, because the next prime (1351036071449) can be obtained adding 1351036071409 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1154006617009 + 197029454400 = 1074247^2 + 443880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1351036071409 is a prime.

It is not a weakly prime, because it can be changed into another prime (1351036071449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675518035704 + 675518035705.

It is an arithmetic number, because the mean of its divisors is an integer number (675518035705).

Almost surely, 2^{1351036071409} is an apocalyptic number.

It is an amenable number.

1351036071409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351036071409 is an equidigital number, since it uses as much as digits as its factorization.

1351036071409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The spelling of 1351036071409 in words is "one trillion, three hundred fifty-one billion, thirty-six million, seventy-one thousand, four hundred nine".