1353321161 has 2 divisors, whose sum is σ = 1353321162. Its totient is φ = 1353321160.

The previous prime is 1353321121. The next prime is 1353321181. The reversal of 1353321161 is 1611233531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1120575625 + 232745536 = 33475^2 + 15256^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1353321161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1353321161.

It is not a weakly prime, because it can be changed into another prime (1353321121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676660580 + 676660581.

It is an arithmetic number, because the mean of its divisors is an integer number (676660581).

Almost surely, 2^1353321161 is an apocalyptic number.

It is an amenable number.

1353321161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353321161 is an equidigital number, since it uses as much as digits as its factorization.

1353321161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 26.

The square root of 1353321161 is about 36787.5136561307. The cubic root of 1353321161 is about 1106.1150230755.

Adding to 1353321161 its reverse (1611233531), we get a palindrome (2964554692).

The spelling of 1353321161 in words is "one billion, three hundred fifty-three million, three hundred twenty-one thousand, one hundred sixty-one".