1111342250653 has 4 divisors (see below), whose sum is σ = 1111366228320. Its totient is φ = 1111318272988.

The previous prime is 1111342250633. The next prime is 1111342250671. The reversal of 1111342250653 is 3560522431111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1111342250653 - 2¹⁷ = 1111342119581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111342250633) 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, 11919175 + ... + 12012052.

It is an arithmetic number, because the mean of its divisors is an integer number (277841557080).

Almost surely, 2^{1111342250653} is an apocalyptic number.

It is an amenable number.

1111342250653 is a deficient number, since it is larger than the sum of its proper divisors (23977667).

1111342250653 is an equidigital number, since it uses as much as digits as its factorization.

1111342250653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23977666.

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 1111342250653 its reverse (3560522431111), we get a palindrome (4671864681764).

The spelling of 1111342250653 in words is "one trillion, one hundred eleven billion, three hundred forty-two million, two hundred fifty thousand, six hundred fifty-three".