323155605347 has 2 divisors, whose sum is σ = 323155605348. Its totient is φ = 323155605346.

The previous prime is 323155605337. The next prime is 323155605371. The reversal of 323155605347 is 743506551323.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323155605347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323155605298 and 323155605307.

It is not a weakly prime, because it can be changed into another prime (323155605337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161577802673 + 161577802674.

It is an arithmetic number, because the mean of its divisors is an integer number (161577802674).

Almost surely, 2^323155605347 is an apocalyptic number.

323155605347 is a deficient number, since it is larger than the sum of its proper divisors (1).

323155605347 is an equidigital number, since it uses as much as digits as its factorization.

323155605347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134000, while the sum is 44.

The spelling of 323155605347 in words is "three hundred twenty-three billion, one hundred fifty-five million, six hundred five thousand, three hundred forty-seven".