12061099493 has 8 divisors (see below), whose sum is σ = 12241165248. Its totient is φ = 11881435104.

The previous prime is 12061099447. The next prime is 12061099517. The reversal of 12061099493 is 39499016021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12061099493 - 2²⁰ = 12060050917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12061099423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39521 + ... + 160262.

It is an arithmetic number, because the mean of its divisors is an integer number (1530145656).

Almost surely, 2^12061099493 is an apocalyptic number.

It is an amenable number.

12061099493 is a deficient number, since it is larger than the sum of its proper divisors (180065755).

12061099493 is an equidigital number, since it uses as much as digits as its factorization.

12061099493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200683.

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 12061099493 in words is "twelve billion, sixty-one million, ninety-nine thousand, four hundred ninety-three".