99814613 has 2 divisors, whose sum is σ = 99814614. Its totient is φ = 99814612.

The previous prime is 99814591. The next prime is 99814621. The reversal of 99814613 is 31641899.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85692049 + 14122564 = 9257^2 + 3758^2 .

It is a cyclic number.

It is not a de Polignac number, because 99814613 - 2⁸ = 99814357 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99814643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49907306 + 49907307.

It is an arithmetic number, because the mean of its divisors is an integer number (49907307).

Almost surely, 2^99814613 is an apocalyptic number.

It is an amenable number.

99814613 is a deficient number, since it is larger than the sum of its proper divisors (1).

99814613 is an equidigital number, since it uses as much as digits as its factorization.

99814613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 41.

The square root of 99814613 is about 9990.7263499708. The cubic root of 99814613 is about 463.8718758536.

The spelling of 99814613 in words is "ninety-nine million, eight hundred fourteen thousand, six hundred thirteen".