79803259 has 2 divisors, whose sum is σ = 79803260. Its totient is φ = 79803258.

The previous prime is 79803247. The next prime is 79803277. The reversal of 79803259 is 95230897.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79803259 - 2¹⁵ = 79770491 is a prime.

It is not a weakly prime, because it can be changed into another prime (79803359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39901629 + 39901630.

It is an arithmetic number, because the mean of its divisors is an integer number (39901630).

Almost surely, 2^79803259 is an apocalyptic number.

79803259 is a deficient number, since it is larger than the sum of its proper divisors (1).

79803259 is an equidigital number, since it uses as much as digits as its factorization.

79803259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 79803259 is about 8933.2669835844. The cubic root of 79803259 is about 430.5334266926.

The spelling of 79803259 in words is "seventy-nine million, eight hundred three thousand, two hundred fifty-nine".