11804719461 has 4 divisors (see below), whose sum is σ = 15739625952. Its totient is φ = 7869812972.

The previous prime is 11804719453. The next prime is 11804719477. The reversal of 11804719461 is 16491740811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11804719461 - 2³ = 11804719453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11804719411) 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, 1967453241 + ... + 1967453246.

It is an arithmetic number, because the mean of its divisors is an integer number (3934906488).

Almost surely, 2^11804719461 is an apocalyptic number.

It is an amenable number.

11804719461 is a deficient number, since it is larger than the sum of its proper divisors (3934906491).

11804719461 is an equidigital number, since it uses as much as digits as its factorization.

11804719461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3934906490.

The product of its (nonzero) digits is 48384, while the sum is 42.

The spelling of 11804719461 in words is "eleven billion, eight hundred four million, seven hundred nineteen thousand, four hundred sixty-one".