320231541613147 has 2 divisors, whose sum is σ = 320231541613148. Its totient is φ = 320231541613146.

The previous prime is 320231541613103. The next prime is 320231541613157. The reversal of 320231541613147 is 741316145132023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320231541613147 - 2⁷ = 320231541613019 is a prime.

It is not a weakly prime, because it can be changed into another prime (320231541613157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160115770806573 + 160115770806574.

It is an arithmetic number, because the mean of its divisors is an integer number (160115770806574).

Almost surely, 2^{320231541613147} is an apocalyptic number.

320231541613147 is a deficient number, since it is larger than the sum of its proper divisors (1).

320231541613147 is an equidigital number, since it uses as much as digits as its factorization.

320231541613147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 320231541613147 in words is "three hundred twenty trillion, two hundred thirty-one billion, five hundred forty-one million, six hundred thirteen thousand, one hundred forty-seven".