12054355147 has 2 divisors, whose sum is σ = 12054355148. Its totient is φ = 12054355146.

The previous prime is 12054355123. The next prime is 12054355213. The reversal of 12054355147 is 74155345021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12054355147 is a prime.

It is not a weakly prime, because it can be changed into another prime (12054355447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6027177573 + 6027177574.

It is an arithmetic number, because the mean of its divisors is an integer number (6027177574).

Almost surely, 2^12054355147 is an apocalyptic number.

12054355147 is a deficient number, since it is larger than the sum of its proper divisors (1).

12054355147 is an equidigital number, since it uses as much as digits as its factorization.

12054355147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 12054355147 in words is "twelve billion, fifty-four million, three hundred fifty-five thousand, one hundred forty-seven".