99993463 has 2 divisors, whose sum is σ = 99993464. Its totient is φ = 99993462.

The previous prime is 99993461. The next prime is 99993469. The reversal of 99993463 is 36439999.

It is a weak prime.

It is an emirp because it is prime and its reverse (36439999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99993463 - 2¹ = 99993461 is a prime.

Together with 99993461, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 99993463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99993461) 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, 49996731 + 49996732.

It is an arithmetic number, because the mean of its divisors is an integer number (49996732).

Almost surely, 2^99993463 is an apocalyptic number.

99993463 is a deficient number, since it is larger than the sum of its proper divisors (1).

99993463 is an equidigital number, since it uses as much as digits as its factorization.

99993463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1417176, while the sum is 52.

The square root of 99993463 is about 9999.6731446583. The cubic root of 99993463 is about 464.1487691188.

The spelling of 99993463 in words is "ninety-nine million, nine hundred ninety-three thousand, four hundred sixty-three".