716000381 has 2 divisors, whose sum is σ = 716000382. Its totient is φ = 716000380.

The previous prime is 716000377. The next prime is 716000387. The reversal of 716000381 is 183000617.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 712356100 + 3644281 = 26690^2 + 1909^2 .

It is an emirp because it is prime and its reverse (183000617) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 716000381 - 2² = 716000377 is a prime.

It is a super-2 number, since 2×716000381² = 1025313091184290322, which contains 22 as substring.

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 716000381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716000387) 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, 358000190 + 358000191.

It is an arithmetic number, because the mean of its divisors is an integer number (358000191).

Almost surely, 2^716000381 is an apocalyptic number.

It is an amenable number.

716000381 is a deficient number, since it is larger than the sum of its proper divisors (1).

716000381 is an equidigital number, since it uses as much as digits as its factorization.

716000381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 716000381 is about 26758.1834398376. The cubic root of 716000381 is about 894.6182452702.

Adding to 716000381 its reverse (183000617), we get a palindrome (899000998).

The spelling of 716000381 in words is "seven hundred sixteen million, three hundred eighty-one", and thus it is an aban number.