12052239897 has 8 divisors (see below), whose sum is σ = 16071001056. Its totient is φ = 8034152672.

The previous prime is 12052239893. The next prime is 12052239917. The reversal of 12052239897 is 79893225021.

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 12052239897 - 2² = 12052239893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12052239893) 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, 125163 + ... + 199424.

It is an arithmetic number, because the mean of its divisors is an integer number (2008875132).

Almost surely, 2^12052239897 is an apocalyptic number.

It is an amenable number.

12052239897 is a deficient number, since it is larger than the sum of its proper divisors (4018761159).

12052239897 is a wasteful number, since it uses less digits than its factorization.

12052239897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336967.

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 12052239897 in words is "twelve billion, fifty-two million, two hundred thirty-nine thousand, eight hundred ninety-seven".