99754393 has 2 divisors, whose sum is σ = 99754394. Its totient is φ = 99754392.

The previous prime is 99754363. The next prime is 99754397. The reversal of 99754393 is 39345799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87385104 + 12369289 = 9348^2 + 3517^2 .

It is an emirp because it is prime and its reverse (39345799) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99754393 - 2¹³ = 99746201 is a prime.

It is not a weakly prime, because it can be changed into another prime (99754397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49877196 + 49877197.

It is an arithmetic number, because the mean of its divisors is an integer number (49877197).

Almost surely, 2^99754393 is an apocalyptic number.

It is an amenable number.

99754393 is a deficient number, since it is larger than the sum of its proper divisors (1).

99754393 is an equidigital number, since it uses as much as digits as its factorization.

99754393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 918540, while the sum is 49.

The square root of 99754393 is about 9987.7121003761. The cubic root of 99754393 is about 463.7785695958.

The spelling of 99754393 in words is "ninety-nine million, seven hundred fifty-four thousand, three hundred ninety-three".