11272281135 has 16 divisors (see below), whose sum is σ = 18046869984. Its totient is φ = 6008143232.

The previous prime is 11272281131. The next prime is 11272281151. The reversal of 11272281135 is 53118227211.

It is a cyclic number.

It is not a de Polignac number, because 11272281135 - 2² = 11272281131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11272281096 and 11272281105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11272281131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208752 + ... + 257141.

It is an arithmetic number, because the mean of its divisors is an integer number (1127929374).

Almost surely, 2^11272281135 is an apocalyptic number.

11272281135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11272281135 is a deficient number, since it is larger than the sum of its proper divisors (6774588849).

11272281135 is a wasteful number, since it uses less digits than its factorization.

11272281135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467514.

The product of its digits is 6720, while the sum is 33.

The spelling of 11272281135 in words is "eleven billion, two hundred seventy-two million, two hundred eighty-one thousand, one hundred thirty-five".