1351162163777 has 4 divisors (see below), whose sum is σ = 1430642291076. Its totient is φ = 1271682036480.

The previous prime is 1351162163749. The next prime is 1351162163789. The reversal of 1351162163777 is 7773612611531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 556111741441 + 795050422336 = 745729^2 + 891656^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351162163777 - 2¹⁶ = 1351162098241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351162163737) 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 in 3 ways as a sum of consecutive naturals, for example, 39740063624 + ... + 39740063657.

It is an arithmetic number, because the mean of its divisors is an integer number (357660572769).

Almost surely, 2^{1351162163777} is an apocalyptic number.

1351162163777 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1351162163777 is a deficient number, since it is larger than the sum of its proper divisors (79480127299).

1351162163777 is an equidigital number, since it uses as much as digits as its factorization.

1351162163777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79480127298.

The product of its digits is 1111320, while the sum is 50.

The spelling of 1351162163777 in words is "one trillion, three hundred fifty-one billion, one hundred sixty-two million, one hundred sixty-three thousand, seven hundred seventy-seven".