9998112713 has 2 divisors, whose sum is σ = 9998112714. Its totient is φ = 9998112712.

The previous prime is 9998112671. The next prime is 9998112763. The reversal of 9998112713 is 3172118999.

It is an a-pointer prime, because the next prime (9998112763) can be obtained adding 9998112713 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5282818489 + 4715294224 = 72683^2 + 68668^2 .

It is a cyclic number.

It is not a de Polignac number, because 9998112713 - 2²² = 9993918409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9998112763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999056356 + 4999056357.

It is an arithmetic number, because the mean of its divisors is an integer number (4999056357).

Almost surely, 2^9998112713 is an apocalyptic number.

It is an amenable number.

9998112713 is a deficient number, since it is larger than the sum of its proper divisors (1).

9998112713 is an equidigital number, since it uses as much as digits as its factorization.

9998112713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 50.

The square root of 9998112713 is about 99990.5631197265. The cubic root of 9998112713 is about 2154.2991469518.

The spelling of 9998112713 in words is "nine billion, nine hundred ninety-eight million, one hundred twelve thousand, seven hundred thirteen".