99144319 has 2 divisors, whose sum is σ = 99144320. Its totient is φ = 99144318.

The previous prime is 99144317. The next prime is 99144343. The reversal of 99144319 is 91344199.

It is a weak prime.

It is an emirp because it is prime and its reverse (91344199) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99144319 - 2¹ = 99144317 is a prime.

It is a super-2 number, since 2×99144319² = 19659191979947522, which contains 22 as substring.

Together with 99144317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99144317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49572159 + 49572160.

It is an arithmetic number, because the mean of its divisors is an integer number (49572160).

Almost surely, 2^99144319 is an apocalyptic number.

99144319 is a deficient number, since it is larger than the sum of its proper divisors (1).

99144319 is an equidigital number, since it uses as much as digits as its factorization.

99144319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 40.

The square root of 99144319 is about 9957.1240325709. The cubic root of 99144319 is about 462.8311827104.

The spelling of 99144319 in words is "ninety-nine million, one hundred forty-four thousand, three hundred nineteen".