11854742794 has 4 divisors (see below), whose sum is σ = 17782114194. Its totient is φ = 5927371396.

The previous prime is 11854742759. The next prime is 11854742797. The reversal of 11854742794 is 49724745811.

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

It can be written as a sum of positive squares in only one way, i.e., 10922967169 + 931775625 = 104513^2 + 30525^2 .

It is not an unprimeable number, because it can be changed into a prime (11854742797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2963685697 + ... + 2963685700.

Almost surely, 2^11854742794 is an apocalyptic number.

11854742794 is a deficient number, since it is larger than the sum of its proper divisors (5927371400).

11854742794 is an equidigital number, since it uses as much as digits as its factorization.

11854742794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5927371399.

The product of its digits is 2257920, while the sum is 52.

The spelling of 11854742794 in words is "eleven billion, eight hundred fifty-four million, seven hundred forty-two thousand, seven hundred ninety-four".