11892434203 has 16 divisors (see below), whose sum is σ = 13098697920. Its totient is φ = 10729390464.

The previous prime is 11892434159. The next prime is 11892434207. The reversal of 11892434203 is 30243429811.

It is not a de Polignac number, because 11892434203 - 2²⁹ = 11355563291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11892434207) 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, 148393 + ... + 214021.

It is an arithmetic number, because the mean of its divisors is an integer number (818668620).

Almost surely, 2^11892434203 is an apocalyptic number.

11892434203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11892434203 is a deficient number, since it is larger than the sum of its proper divisors (1206263717).

11892434203 is a wasteful number, since it uses less digits than its factorization.

11892434203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65958.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 11892434203 in words is "eleven billion, eight hundred ninety-two million, four hundred thirty-four thousand, two hundred three".