1115303301253 has 16 divisors (see below), whose sum is σ = 1132003918080. Its totient is φ = 1098670262976.

The previous prime is 1115303301251. The next prime is 1115303301313. The reversal of 1115303301253 is 3521033035111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1115303301253 - 2¹ = 1115303301251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115303301251) 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, 63806751 + ... + 63824227.

It is an arithmetic number, because the mean of its divisors is an integer number (70750244880).

Almost surely, 2^{1115303301253} is an apocalyptic number.

It is an amenable number.

1115303301253 is a deficient number, since it is larger than the sum of its proper divisors (16700616827).

1115303301253 is an equidigital number, since it uses as much as digits as its factorization.

1115303301253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19356.

The product of its (nonzero) digits is 4050, while the sum is 28.

Adding to 1115303301253 its reverse (3521033035111), we get a palindrome (4636336336364).

The spelling of 1115303301253 in words is "one trillion, one hundred fifteen billion, three hundred three million, three hundred one thousand, two hundred fifty-three".