299013893 has 2 divisors, whose sum is σ = 299013894. Its totient is φ = 299013892.

The previous prime is 299013853. The next prime is 299013899. The reversal of 299013893 is 398310992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 272316004 + 26697889 = 16502^2 + 5167^2 .

It is a cyclic number.

It is not a de Polignac number, because 299013893 - 2²⁴ = 282236677 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 (299013899) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149506946 + 149506947.

It is an arithmetic number, because the mean of its divisors is an integer number (149506947).

Almost surely, 2^299013893 is an apocalyptic number.

It is an amenable number.

299013893 is a deficient number, since it is larger than the sum of its proper divisors (1).

299013893 is an equidigital number, since it uses as much as digits as its factorization.

299013893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 299013893 is about 17292.0181875916. The cubic root of 299013893 is about 668.6986643798.

The spelling of 299013893 in words is "two hundred ninety-nine million, thirteen thousand, eight hundred ninety-three".