1351113463165 has 32 divisors (see below), whose sum is σ = 1653863957856. Its totient is φ = 1059412193280.

The previous prime is 1351113463087. The next prime is 1351113463169. The reversal of 1351113463165 is 5613643111531.

It can be written as a sum of positive squares in 16 ways, for example, as 127959305796 + 1223154157369 = 357714^2 + 1105963^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1351113463165 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351113463169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38239087 + ... + 38274403.

It is an arithmetic number, because the mean of its divisors is an integer number (51683248683).

Almost surely, 2^{1351113463165} is an apocalyptic number.

It is an amenable number.

1351113463165 is a deficient number, since it is larger than the sum of its proper divisors (302750494691).

1351113463165 is a wasteful number, since it uses less digits than its factorization.

1351113463165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36049.

The product of its digits is 97200, while the sum is 40.

Adding to 1351113463165 its reverse (5613643111531), we get a palindrome (6964756574696).

The spelling of 1351113463165 in words is "one trillion, three hundred fifty-one billion, one hundred thirteen million, four hundred sixty-three thousand, one hundred sixty-five".