321614416147 has 2 divisors, whose sum is σ = 321614416148. Its totient is φ = 321614416146.

The previous prime is 321614416133. The next prime is 321614416169. The reversal of 321614416147 is 741614416123.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321614416147 is a prime.

It is not a weakly prime, because it can be changed into another prime (321614416177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160807208073 + 160807208074.

It is an arithmetic number, because the mean of its divisors is an integer number (160807208074).

Almost surely, 2^321614416147 is an apocalyptic number.

321614416147 is a deficient number, since it is larger than the sum of its proper divisors (1).

321614416147 is an equidigital number, since it uses as much as digits as its factorization.

321614416147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The spelling of 321614416147 in words is "three hundred twenty-one billion, six hundred fourteen million, four hundred sixteen thousand, one hundred forty-seven".