1115303533145 has 16 divisors (see below), whose sum is σ = 1491675315840. Its totient is φ = 795560166144.

The previous prime is 1115303533093. The next prime is 1115303533163. The reversal of 1115303533145 is 5413353035111.

It is not a de Polignac number, because 1115303533145 - 2²⁴ = 1115286755929 is a prime.

It is a super-2 number, since 2×1115303533145² (a number of 25 digits) contains 22 as substring.

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, 345293597 + ... + 345296826.

It is an arithmetic number, because the mean of its divisors is an integer number (93229707240).

Almost surely, 2^{1115303533145} is an apocalyptic number.

It is an amenable number.

1115303533145 is a deficient number, since it is larger than the sum of its proper divisors (376371782695).

1115303533145 is a wasteful number, since it uses less digits than its factorization.

1115303533145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690590464.

The product of its (nonzero) digits is 40500, while the sum is 35.

Adding to 1115303533145 its reverse (5413353035111), we get a palindrome (6528656568256).

The spelling of 1115303533145 in words is "one trillion, one hundred fifteen billion, three hundred three million, five hundred thirty-three thousand, one hundred forty-five".