986719213 has 2 divisors, whose sum is σ = 986719214. Its totient is φ = 986719212.

The previous prime is 986719199. The next prime is 986719259. The reversal of 986719213 is 312917689.

It is a happy number.

It is an a-pointer prime, because the next prime (986719259) can be obtained adding 986719213 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 699179364 + 287539849 = 26442^2 + 16957^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-986719213 is a prime.

It is a super-2 number, since 2×986719213² = 1947229610606678738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986711213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493359606 + 493359607.

It is an arithmetic number, because the mean of its divisors is an integer number (493359607).

Almost surely, 2^986719213 is an apocalyptic number.

It is an amenable number.

986719213 is a deficient number, since it is larger than the sum of its proper divisors (1).

986719213 is an equidigital number, since it uses as much as digits as its factorization.

986719213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 46.

The square root of 986719213 is about 31412.0870525981. The cubic root of 986719213 is about 995.5533274108.

The spelling of 986719213 in words is "nine hundred eighty-six million, seven hundred nineteen thousand, two hundred thirteen".