1305241315 has 8 divisors (see below), whose sum is σ = 1790045280. Its totient is φ = 895022592.

The previous prime is 1305241297. The next prime is 1305241363. The reversal of 1305241315 is 5131425031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1305241315 - 2¹¹ = 1305239267 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1305241315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18646270 + ... + 18646339.

It is an arithmetic number, because the mean of its divisors is an integer number (223755660).

Almost surely, 2^1305241315 is an apocalyptic number.

1305241315 is a deficient number, since it is larger than the sum of its proper divisors (484803965).

1305241315 is an equidigital number, since it uses as much as digits as its factorization.

1305241315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37292621.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1305241315 is about 36128.1236019808. The cubic root of 1305241315 is about 1092.8576685359.

Adding to 1305241315 its reverse (5131425031), we get a palindrome (6436666346).

The spelling of 1305241315 in words is "one billion, three hundred five million, two hundred forty-one thousand, three hundred fifteen".