1113113251253 has 8 divisors (see below), whose sum is σ = 1115950971096. Its totient is φ = 1110278963200.

The previous prime is 1113113251219. The next prime is 1113113251279. The reversal of 1113113251253 is 3521523113111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 196349130769 + 916764120484 = 443113^2 + 957478^2 .

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 1113113251253 - 2¹⁰ = 1113113250229 is a prime.

It is a super-2 number, since 2×1113113251253² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113113257253) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 207788 + ... + 1506453.

It is an arithmetic number, because the mean of its divisors is an integer number (139493871387).

Almost surely, 2^{1113113251253} is an apocalyptic number.

It is an amenable number.

1113113251253 is a deficient number, since it is larger than the sum of its proper divisors (2837719843).

1113113251253 is a wasteful number, since it uses less digits than its factorization.

1113113251253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715895.

The product of its digits is 2700, while the sum is 29.

Adding to 1113113251253 its reverse (3521523113111), we get a palindrome (4634636364364).

The spelling of 1113113251253 in words is "one trillion, one hundred thirteen billion, one hundred thirteen million, two hundred fifty-one thousand, two hundred fifty-three".