299412247 has 2 divisors, whose sum is σ = 299412248. Its totient is φ = 299412246.

The previous prime is 299412187. The next prime is 299412271. The reversal of 299412247 is 742214992.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 299412247 - 2⁷ = 299412119 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 (299412277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149706123 + 149706124.

It is an arithmetic number, because the mean of its divisors is an integer number (149706124).

Almost surely, 2^299412247 is an apocalyptic number.

299412247 is a deficient number, since it is larger than the sum of its proper divisors (1).

299412247 is an equidigital number, since it uses as much as digits as its factorization.

299412247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 40.

The square root of 299412247 is about 17303.5327895780. The cubic root of 299412247 is about 668.9954851287.

The spelling of 299412247 in words is "two hundred ninety-nine million, four hundred twelve thousand, two hundred forty-seven".