147816994361 has 2 divisors, whose sum is σ = 147816994362. Its totient is φ = 147816994360.

The previous prime is 147816994319. The next prime is 147816994363. The reversal of 147816994361 is 163499618741.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147317024761 + 499969600 = 383819^2 + 22360^2 .

It is an emirp because it is prime and its reverse (163499618741) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147816994361 is a prime.

Together with 147816994363, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147816994361.

It is not a weakly prime, because it can be changed into another prime (147816994363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73908497180 + 73908497181.

It is an arithmetic number, because the mean of its divisors is an integer number (73908497181).

Almost surely, 2^147816994361 is an apocalyptic number.

It is an amenable number.

147816994361 is a deficient number, since it is larger than the sum of its proper divisors (1).

147816994361 is an equidigital number, since it uses as much as digits as its factorization.

147816994361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7838208, while the sum is 59.

The spelling of 147816994361 in words is "one hundred forty-seven billion, eight hundred sixteen million, nine hundred ninety-four thousand, three hundred sixty-one".