79298143 has 2 divisors, whose sum is σ = 79298144. Its totient is φ = 79298142.

The previous prime is 79298119. The next prime is 79298159. The reversal of 79298143 is 34189297.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79298143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79298143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79298173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39649071 + 39649072.

It is an arithmetic number, because the mean of its divisors is an integer number (39649072).

Almost surely, 2^79298143 is an apocalyptic number.

79298143 is a deficient number, since it is larger than the sum of its proper divisors (1).

79298143 is an equidigital number, since it uses as much as digits as its factorization.

79298143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 43.

The square root of 79298143 is about 8904.9504771223. The cubic root of 79298143 is about 429.6231473777.

The spelling of 79298143 in words is "seventy-nine million, two hundred ninety-eight thousand, one hundred forty-three".