12055897 has 8 divisors (see below), whose sum is σ = 13862016. Its totient is φ = 10270752.

The previous prime is 12055891. The next prime is 12055903. The reversal of 12055897 is 79855021.

It is an interprime number because it is at equal distance from previous prime (12055891) and next prime (12055903).

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 12055897 - 2¹¹ = 12053849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12055891) 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, 3988 + ... + 6325.

It is an arithmetic number, because the mean of its divisors is an integer number (1732752).

Almost surely, 2^12055897 is an apocalyptic number.

It is an amenable number.

12055897 is a deficient number, since it is larger than the sum of its proper divisors (1806119).

12055897 is a wasteful number, since it uses less digits than its factorization.

12055897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10487.

The product of its (nonzero) digits is 25200, while the sum is 37.

The square root of 12055897 is about 3472.1602785586. The cubic root of 12055897 is about 229.2977762744.

The spelling of 12055897 in words is "twelve million, fifty-five thousand, eight hundred ninety-seven".