11535281383 has 4 divisors (see below), whose sum is σ = 11535521400. Its totient is φ = 11535041368.

The previous prime is 11535281339. The next prime is 11535281389. The reversal of 11535281383 is 38318253511.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11535281383 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 (11535281389) 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, 20308 + ... + 153241.

It is an arithmetic number, because the mean of its divisors is an integer number (2883880350).

Almost surely, 2^11535281383 is an apocalyptic number.

11535281383 is a deficient number, since it is larger than the sum of its proper divisors (240017).

11535281383 is an equidigital number, since it uses as much as digits as its factorization.

11535281383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240016.

The product of its digits is 86400, while the sum is 40.

The spelling of 11535281383 in words is "eleven billion, five hundred thirty-five million, two hundred eighty-one thousand, three hundred eighty-three".