1315135329 has 4 divisors (see below), whose sum is σ = 1753513776. Its totient is φ = 876756884.

The previous prime is 1315135291. The next prime is 1315135361. The reversal of 1315135329 is 9235315131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1315135329 - 2¹³ = 1315127137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1315135329.

It is not an unprimeable number, because it can be changed into a prime (1315155329) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 219189219 + ... + 219189224.

It is an arithmetic number, because the mean of its divisors is an integer number (438378444).

Almost surely, 2^1315135329 is an apocalyptic number.

It is an amenable number.

1315135329 is a deficient number, since it is larger than the sum of its proper divisors (438378447).

1315135329 is an equidigital number, since it uses as much as digits as its factorization.

1315135329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438378446.

The product of its digits is 12150, while the sum is 33.

The square root of 1315135329 is about 36264.7946223331. The cubic root of 1315135329 is about 1095.6120870551.

The spelling of 1315135329 in words is "one billion, three hundred fifteen million, one hundred thirty-five thousand, three hundred twenty-nine".