1111102775553 has 4 divisors (see below), whose sum is σ = 1481470367408. Its totient is φ = 740735183700.

The previous prime is 1111102775551. The next prime is 1111102775597. The reversal of 1111102775553 is 3555772011111.

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 not a de Polignac number, because 1111102775553 - 2¹ = 1111102775551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111102775551) 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, 185183795923 + ... + 185183795928.

It is an arithmetic number, because the mean of its divisors is an integer number (370367591852).

Almost surely, 2^{1111102775553} is an apocalyptic number.

It is an amenable number.

1111102775553 is a deficient number, since it is larger than the sum of its proper divisors (370367591855).

1111102775553 is an equidigital number, since it uses as much as digits as its factorization.

1111102775553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370367591854.

The product of its (nonzero) digits is 36750, while the sum is 39.

Adding to 1111102775553 its reverse (3555772011111), we get a palindrome (4666874786664).

The spelling of 1111102775553 in words is "one trillion, one hundred eleven billion, one hundred two million, seven hundred seventy-five thousand, five hundred fifty-three".