1341602565 has 16 divisors (see below), whose sum is σ = 2156195328. Its totient is φ = 712310976.

The previous prime is 1341602497. The next prime is 1341602599. The reversal of 1341602565 is 5652061431.

It is not a de Polignac number, because 1341602565 - 2¹¹ = 1341600517 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 197194 + ... + 203883.

It is an arithmetic number, because the mean of its divisors is an integer number (134762208).

Almost surely, 2^1341602565 is an apocalyptic number.

1341602565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1341602565 is a deficient number, since it is larger than the sum of its proper divisors (814592763).

1341602565 is a wasteful number, since it uses less digits than its factorization.

1341602565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401308.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1341602565 is about 36627.8932645600. The cubic root of 1341602565 is about 1102.9130953357.

Adding to 1341602565 its reverse (5652061431), we get a palindrome (6993663996).

The spelling of 1341602565 in words is "one billion, three hundred forty-one million, six hundred two thousand, five hundred sixty-five".