11331430555253 has 4 divisors (see below), whose sum is σ = 11336287578828. Its totient is φ = 11326573531680.

The previous prime is 11331430555199. The next prime is 11331430555297. The reversal of 11331430555253 is 35255503413311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7126539915364 + 4204890639889 = 2669558^2 + 2050583^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331430555253 - 2¹⁰ = 11331430554229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11331430555253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331430554253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2428508288 + ... + 2428512953.

It is an arithmetic number, because the mean of its divisors is an integer number (2834071894707).

Almost surely, 2^{11331430555253} is an apocalyptic number.

It is an amenable number.

11331430555253 is a deficient number, since it is larger than the sum of its proper divisors (4857023575).

11331430555253 is an equidigital number, since it uses as much as digits as its factorization.

11331430555253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4857023574.

The product of its (nonzero) digits is 405000, while the sum is 41.

Adding to 11331430555253 its reverse (35255503413311), we get a palindrome (46586933968564).

The spelling of 11331430555253 in words is "eleven trillion, three hundred thirty-one billion, four hundred thirty million, five hundred fifty-five thousand, two hundred fifty-three".