1115321153315 has 4 divisors (see below), whose sum is σ = 1338385383984. Its totient is φ = 892256922648.

The previous prime is 1115321153291. The next prime is 1115321153377. The reversal of 1115321153315 is 5133511235111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1115321153315 - 2⁸ = 1115321153059 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 111532115327 + ... + 111532115336.

It is an arithmetic number, because the mean of its divisors is an integer number (334596345996).

Almost surely, 2^{1115321153315} is an apocalyptic number.

1115321153315 is a deficient number, since it is larger than the sum of its proper divisors (223064230669).

1115321153315 is an equidigital number, since it uses as much as digits as its factorization.

1115321153315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223064230668.

The product of its digits is 6750, while the sum is 32.

Adding to 1115321153315 its reverse (5133511235111), we get a palindrome (6248832388426).

The spelling of 1115321153315 in words is "one trillion, one hundred fifteen billion, three hundred twenty-one million, one hundred fifty-three thousand, three hundred fifteen".