11847890003 has 4 divisors (see below), whose sum is σ = 11849235648. Its totient is φ = 11846544360.

The previous prime is 11847889997. The next prime is 11847890009. The reversal of 11847890003 is 30009874811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30009874811 = 7 ⋅4287124973.

It is an interprime number because it is at equal distance from previous prime (11847889997) and next prime (11847890009).

It is a cyclic number.

It is not a de Polignac number, because 11847890003 - 2⁴ = 11847889987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11847890009) 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, 659528 + ... + 677253.

It is an arithmetic number, because the mean of its divisors is an integer number (2962308912).

Almost surely, 2^11847890003 is an apocalyptic number.

11847890003 is a deficient number, since it is larger than the sum of its proper divisors (1345645).

11847890003 is an equidigital number, since it uses as much as digits as its factorization.

11847890003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345644.

The product of its (nonzero) digits is 48384, while the sum is 41.

The spelling of 11847890003 in words is "eleven billion, eight hundred forty-seven million, eight hundred ninety thousand, three".