11863474043 has 4 divisors (see below), whose sum is σ = 11871674160. Its totient is φ = 11855273928.

The previous prime is 11863474031. The next prime is 11863474057. The reversal of 11863474043 is 34047436811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34047436811 = 42257 ⋅805723.

It is a cyclic number.

It is not a de Polignac number, because 11863474043 - 2³² = 7568506747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11863474093) 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, 4097888 + ... + 4100781.

It is an arithmetic number, because the mean of its divisors is an integer number (2967918540).

Almost surely, 2^11863474043 is an apocalyptic number.

11863474043 is a deficient number, since it is larger than the sum of its proper divisors (8200117).

11863474043 is an equidigital number, since it uses as much as digits as its factorization.

11863474043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8200116.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 11863474043 in words is "eleven billion, eight hundred sixty-three million, four hundred seventy-four thousand, forty-three".