1341108561 has 16 divisors (see below), whose sum is σ = 1935382400. Its totient is φ = 821145600.

The previous prime is 1341108523. The next prime is 1341108583. The reversal of 1341108561 is 1658011431.

It is not a de Polignac number, because 1341108561 - 2⁹ = 1341108049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341100561) 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 15 ways as a sum of consecutive naturals, for example, 78640 + ... + 94161.

It is an arithmetic number, because the mean of its divisors is an integer number (120961400).

Almost surely, 2^1341108561 is an apocalyptic number.

It is an amenable number.

1341108561 is a deficient number, since it is larger than the sum of its proper divisors (594273839).

1341108561 is a wasteful number, since it uses less digits than its factorization.

1341108561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173016.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 1341108561 is about 36621.1490944782. The cubic root of 1341108561 is about 1102.7777074092. Note that the first 4 decimals are identical.

Adding to 1341108561 its reverse (1658011431), we get a palindrome (2999119992).

The spelling of 1341108561 in words is "one billion, three hundred forty-one million, one hundred eight thousand, five hundred sixty-one".