299131093 has 2 divisors, whose sum is σ = 299131094. Its totient is φ = 299131092.

The previous prime is 299131069. The next prime is 299131097. The reversal of 299131093 is 390131992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 295771204 + 3359889 = 17198^2 + 1833^2 .

It is a cyclic number.

It is not a de Polignac number, because 299131093 - 2⁵ = 299131061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (299131097) 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, 149565546 + 149565547.

It is an arithmetic number, because the mean of its divisors is an integer number (149565547).

Almost surely, 2^299131093 is an apocalyptic number.

It is an amenable number.

299131093 is a deficient number, since it is larger than the sum of its proper divisors (1).

299131093 is an equidigital number, since it uses as much as digits as its factorization.

299131093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 299131093 is about 17295.4067023589. The cubic root of 299131093 is about 668.7860195698.

The spelling of 299131093 in words is "two hundred ninety-nine million, one hundred thirty-one thousand, ninety-three".