1101338133765 has 64 divisors (see below), whose sum is σ = 1881365913600. Its totient is φ = 548543923200.

The previous prime is 1101338133761. The next prime is 1101338133767. The reversal of 1101338133765 is 5673318331011.

It is not a de Polignac number, because 1101338133765 - 2² = 1101338133761 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101338133761) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14168205 + ... + 14245725.

It is an arithmetic number, because the mean of its divisors is an integer number (29396342400).

Almost surely, 2^{1101338133765} is an apocalyptic number.

1101338133765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1101338133765 is a deficient number, since it is larger than the sum of its proper divisors (780027779835).

1101338133765 is a wasteful number, since it uses less digits than its factorization.

1101338133765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78258.

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 1101338133765 in words is "one trillion, one hundred one billion, three hundred thirty-eight million, one hundred thirty-three thousand, seven hundred sixty-five".