11113700851 has 4 divisors (see below), whose sum is σ = 12124037304. Its totient is φ = 10103364400.

The previous prime is 11113700833. The next prime is 11113700861. The reversal of 11113700851 is 15800731111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15800731111 = 11 ⋅1436430101.

It is a cyclic number.

It is not a de Polignac number, because 11113700851 - 2¹⁹ = 11113176563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11113700831) 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, 505168210 + ... + 505168231.

It is an arithmetic number, because the mean of its divisors is an integer number (3031009326).

Almost surely, 2^11113700851 is an apocalyptic number.

11113700851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11113700851 is a deficient number, since it is larger than the sum of its proper divisors (1010336453).

11113700851 is a wasteful number, since it uses less digits than its factorization.

11113700851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010336452.

The product of its (nonzero) digits is 840, while the sum is 28.

The spelling of 11113700851 in words is "eleven billion, one hundred thirteen million, seven hundred thousand, eight hundred fifty-one".