1356034031161 has 2 divisors, whose sum is σ = 1356034031162. Its totient is φ = 1356034031160.

The previous prime is 1356034031137. The next prime is 1356034031167. The reversal of 1356034031161 is 1611304306531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1155719601936 + 200314429225 = 1075044^2 + 447565^2 .

It is an emirp because it is prime and its reverse (1611304306531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1356034031161 - 2²⁵ = 1356000476729 is a prime.

It is not a weakly prime, because it can be changed into another prime (1356034031167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678017015580 + 678017015581.

It is an arithmetic number, because the mean of its divisors is an integer number (678017015581).

Almost surely, 2^{1356034031161} is an apocalyptic number.

It is an amenable number.

1356034031161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356034031161 is an equidigital number, since it uses as much as digits as its factorization.

1356034031161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

Adding to 1356034031161 its reverse (1611304306531), we get a palindrome (2967338337692).

The spelling of 1356034031161 in words is "one trillion, three hundred fifty-six billion, thirty-four million, thirty-one thousand, one hundred sixty-one".