99997367 has 2 divisors, whose sum is σ = 99997368. Its totient is φ = 99997366.

The previous prime is 99997357. The next prime is 99997369. The reversal of 99997367 is 76379999.

It is a strong prime.

It is an emirp because it is prime and its reverse (76379999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99997367 - 2¹⁰ = 99996343 is a prime.

Together with 99997369, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99997369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49998683 + 49998684.

It is an arithmetic number, because the mean of its divisors is an integer number (49998684).

Almost surely, 2^99997367 is an apocalyptic number.

99997367 is a deficient number, since it is larger than the sum of its proper divisors (1).

99997367 is an equidigital number, since it uses as much as digits as its factorization.

99997367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5786802, while the sum is 59.

The square root of 99997367 is about 9999.8683491334. The cubic root of 99997367 is about 464.1548095577.

The spelling of 99997367 in words is "ninety-nine million, nine hundred ninety-seven thousand, three hundred sixty-seven".