1105665511153 has 4 divisors (see below), whose sum is σ = 1263617727040. Its totient is φ = 947713295268.

The previous prime is 1105665511151. The next prime is 1105665511157. The reversal of 1105665511153 is 3511155665011.

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 1105665511153 - 2¹ = 1105665511151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105665511151) 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, 78976107933 + ... + 78976107946.

It is an arithmetic number, because the mean of its divisors is an integer number (315904431760).

Almost surely, 2^{1105665511153} is an apocalyptic number.

It is an amenable number.

1105665511153 is a deficient number, since it is larger than the sum of its proper divisors (157952215887).

1105665511153 is an equidigital number, since it uses as much as digits as its factorization.

1105665511153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157952215886.

The product of its (nonzero) digits is 67500, while the sum is 40.

The spelling of 1105665511153 in words is "one trillion, one hundred five billion, six hundred sixty-five million, five hundred eleven thousand, one hundred fifty-three".