1351062326161 has 4 divisors (see below), whose sum is σ = 1352172485412. Its totient is φ = 1349952166912.

The previous prime is 1351062326149. The next prime is 1351062326197. The reversal of 1351062326161 is 1616232601531.

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 623419205761 + 727643120400 = 789569^2 + 853020^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351062326161 - 2⁵ = 1351062326129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1351062326161.

It is not an unprimeable number, because it can be changed into a prime (1351062326561) 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, 555077800 + ... + 555080233.

It is an arithmetic number, because the mean of its divisors is an integer number (338043121353).

Almost surely, 2^{1351062326161} is an apocalyptic number.

It is an amenable number.

1351062326161 is a deficient number, since it is larger than the sum of its proper divisors (1110159251).

1351062326161 is a wasteful number, since it uses less digits than its factorization.

1351062326161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110159250.

The product of its (nonzero) digits is 38880, while the sum is 37.

Adding to 1351062326161 its reverse (1616232601531), we get a palindrome (2967294927692).

The spelling of 1351062326161 in words is "one trillion, three hundred fifty-one billion, sixty-two million, three hundred twenty-six thousand, one hundred sixty-one".