1301342565 has 16 divisors (see below), whose sum is σ = 2082920256. Its totient is φ = 693792000.

The previous prime is 1301342543. The next prime is 1301342569. The reversal of 1301342565 is 5652431031.

It is not a de Polignac number, because 1301342565 - 2¹⁴ = 1301326181 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301342569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29965 + ... + 59165.

It is an arithmetic number, because the mean of its divisors is an integer number (130182516).

Almost surely, 2^1301342565 is an apocalyptic number.

1301342565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1301342565 is a deficient number, since it is larger than the sum of its proper divisors (781577691).

1301342565 is a wasteful number, since it uses less digits than its factorization.

1301342565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32180.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1301342565 is about 36074.1259769381. The cubic root of 1301342565 is about 1091.7684629999.

Adding to 1301342565 its reverse (5652431031), we get a palindrome (6953773596).

The spelling of 1301342565 in words is "one billion, three hundred one million, three hundred forty-two thousand, five hundred sixty-five".