299475338143 has 2 divisors, whose sum is σ = 299475338144. Its totient is φ = 299475338142.

The previous prime is 299475338117. The next prime is 299475338179. The reversal of 299475338143 is 341833574992.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 299475338143 - 2²⁹ = 298938467231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (299475338543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149737669071 + 149737669072.

It is an arithmetic number, because the mean of its divisors is an integer number (149737669072).

Almost surely, 2^299475338143 is an apocalyptic number.

299475338143 is a deficient number, since it is larger than the sum of its proper divisors (1).

299475338143 is an equidigital number, since it uses as much as digits as its factorization.

299475338143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19595520, while the sum is 58.

The spelling of 299475338143 in words is "two hundred ninety-nine billion, four hundred seventy-five million, three hundred thirty-eight thousand, one hundred forty-three".