11287095705 has 24 divisors (see below), whose sum is σ = 19856308992. Its totient is φ = 5929935264.

The previous prime is 11287095689. The next prime is 11287095761. The reversal of 11287095705 is 50759078211.

11287095705 is a `hidden beast` number, since 1 + 1 + 2 + 8 + 70 + 9 + 570 + 5 = 666.

It is not a de Polignac number, because 11287095705 - 2⁴ = 11287095689 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1868809 + ... + 1874838.

It is an arithmetic number, because the mean of its divisors is an integer number (827346208).

Almost surely, 2^11287095705 is an apocalyptic number.

11287095705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11287095705 is a deficient number, since it is larger than the sum of its proper divisors (8569213287).

11287095705 is a wasteful number, since it uses less digits than its factorization.

11287095705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3743725 (or 3743722 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 45.

The spelling of 11287095705 in words is "eleven billion, two hundred eighty-seven million, ninety-five thousand, seven hundred five".