1351036112661 has 10 divisors (see below), whose sum is σ = 2018214440022. Its totient is φ = 900690741720.

The previous prime is 1351036112651. The next prime is 1351036112681. The reversal of 1351036112661 is 1662116301531.

1351036112661 is a `hidden beast` number, since 1 + 3 + 5 + 10 + 3 + 611 + 26 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1329074651025 + 21961461636 = 1152855^2 + 148194^2 .

It is not a de Polignac number, because 1351036112661 - 2¹⁵ = 1351036079893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351036112651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8339729010 + ... + 8339729171.

Almost surely, 2^{1351036112661} is an apocalyptic number.

It is an amenable number.

1351036112661 is a deficient number, since it is larger than the sum of its proper divisors (667178327361).

1351036112661 is an equidigital number, since it uses as much as digits as its factorization.

1351036112661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16679458193 (or 16679458184 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 1351036112661 in words is "one trillion, three hundred fifty-one billion, thirty-six million, one hundred twelve thousand, six hundred sixty-one".